interferir
Catalan
Verb
interferir (first-person singular present interfereixo, past participle interferit)
- (physics, of a wave, intransitive) to interfere (to overlap another wave)
- (intransitive, reflexive) to interfere (to get involved or involve oneself, causing disturbance)
Conjugation
Conjugation of interferir (third conjugation with -eix- infix)
| infinitive | interferir | ||||||
|---|---|---|---|---|---|---|---|
| present participle | interferint | ||||||
| past participle | masculine | feminine | |||||
| singular | interferit | interferida | |||||
| plural | interferits | interferides | |||||
| person | singular | plural | |||||
| first | second | third | first | second | third | ||
| indicative | jo | tu | ell/ella vostè | nosaltres nós | vosaltres vós | ells/elles vostès | |
| present | interfereixo | interfereixes | interfereix | interferim | interferiu | interfereixen | |
| imperfect | interferia | interferies | interferia | interferíem | interferíeu | interferien | |
| future | interferiré | interferiràs | interferirà | interferirem | interferireu | interferiran | |
| preterite | interferí | interferires | interferí | interferírem | interferíreu | interferiren | |
| conditional | interferiria | interferiries | interferiria | interferiríem | interferiríeu | interferirien | |
| subjunctive | jo | tu | ell/ella vostè | nosaltres nós | vosaltres vós | ells/elles vostès | |
| present | interfereixi | interfereixis | interfereixi | interferim | interferiu | interfereixin | |
| imperfect | interferís | interferissis | interferís | interferíssim | interferíssiu | interferissin | |
| imperative | — | tu | vostè | nosaltres | vosaltres vós | vostès | |
| — | interfereix | interfereixi | interferim | interferiu | interfereixin | ||
Related terms
- interferència
Further reading
- “interferir” in Diccionari de la llengua catalana, segona edició, Institut d’Estudis Catalans.
- “interferir”, in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana, 2023
- “interferir” in Diccionari normatiu valencià, Acadèmia Valenciana de la Llengua.
- “interferir” in Diccionari català-valencià-balear, Antoni Maria Alcover and Francesc de Borja Moll, 1962.
Galician
Etymology
From Latin inter- + ferire.
Verb
interferir (first-person singular present interfiro, first-person singular preterite interferín, past participle interferido)
- to interfere (to get involved or involve oneself, causing disturbance)
- Non quero interferir na túa vida.
- I don't want to interfere with your personal life.
- Synonym: entremeterse
- (physics, of a wave) to interfere (to overlap another wave)
Conjugation
Conjugation of interferir (e-i stem change)
| infinitive | interferir | ||||||
|---|---|---|---|---|---|---|---|
| gerund | interferindo | ||||||
| past participle | singular | plural | |||||
| masculine | interferido | interferidos | |||||
| feminine | interferida | interferidas | |||||
| person | singular | plural | |||||
| first | second | third | first | second | third | ||
| indicative | eu | ti | el / ela / Vde. | nós | vós | eles / elas / Vdes. | |
| present | interfiro | interfires | interfire | interferimos | interferides | interfiren | |
| imperfect | interfería | interferías | interfería | interferiamos | interferiades | interferían | |
| preterite | interferín | interferiches | interferiu | interferimos | interferistes | interferiron | |
| pluperfect | interferira | interferiras | interferira | interferiramos | interferirades | interferiran | |
| future | interferirei | interferirás | interferirá | interferiremos | interferiredes | interferirán | |
| conditional | interferiría | interferirías | interferiría | interfeririamos | interfeririades | interferirían | |
| subjunctive | eu | ti | el / ela / Vde. | nós | vós | eles / elas / Vdes. | |
| present | interfira | interfiras | interfira | interfiramos | interfirades | interfiran | |
| preterite | interferise | interferises | interferise | interferísemos | interferísedes | interferisen | |
| future | interferir | interferires | interferir | interferirmos | interferirdes | interferiren | |
| imperative | — | ti | Vde. | nós | vós | Vdes. | |
| affirmative | — | interfire | interfira | interfiramos | interferide | interfiran | |
| negative | — | interfiras | interfira | interfiramos | interfirades | interfiran | |
| personal infinitive | eu | ti | el / ela / Vde. | nós | vós | eles / elas / Vdes. | |
| interferir | interferires | interferir | interferirmos | interferirdes | interferiren | ||
Related terms
- interferencia
- interferente
- interferometría
- interferómetro
Further reading
- “interferir” in Dicionario da Real Academia Galega, Royal Galician Academy.
Portuguese
Etymology
From Latin inter- + ferīre (“to strike”).
Pronunciation
- (Brazil) IPA(key): /ĩ.teʁ.feˈɾi(ʁ)/ [ĩ.teh.feˈɾi(h)]
- (São Paulo) IPA(key): /ĩ.teɾ.feˈɾi(ɾ)/
- (Rio de Janeiro) IPA(key): /ĩ.teʁ.feˈɾi(ʁ)/ [ĩ.teχ.feˈɾi(χ)]
- (Southern Brazil) IPA(key): /ĩ.teɻ.feˈɾi(ɻ)/
- (Portugal) IPA(key): /ĩ.tɨɾ.fɨˈɾiɾ/
Verb
interferir (first-person singular present interfiro, third-person singular present interfere, first-person singular preterite interferi, past participle interferido)
- to interfere (to get involved or involve oneself, causing disturbance)
- Não quero interferir na tua vida pessoal.
- I don't want to interfere with your personal life.
- Synonym: intrometer-se
- (physics, of a wave) to interfere (to overlap another wave)
Conjugation
Conjugation of interferir (i-e alternation in present singular) (See Appendix:Portuguese verbs)
| Singular | Plural | |||||
|---|---|---|---|---|---|---|
| First-person (eu) | Second-person (tu) | Third-person (ele / ela / você) | First-person (nós) | Second-person (vós) | Third-person (eles / elas / vocês) | |
| Infinitive | ||||||
| Impersonal | interferir | |||||
| Personal | interferir | interferires | interferir | interferirmos | interferirdes | interferirem |
| Gerund | ||||||
| interferindo | ||||||
| Past participle | ||||||
| Masculine | interferido | interferidos | ||||
| Feminine | interferida | interferidas | ||||
| Indicative | ||||||
| Present | interfiro | interferes | interfere | interferimos | interferis | interferem |
| Imperfect | interferia | interferias | interferia | interferíamos | interferíeis | interferiam |
| Preterite | interferi | interferiste | interferiu | interferimos | interferistes | interferiram |
| Pluperfect | interferira | interferiras | interferira | interferíramos | interferíreis | interferiram |
| Future | interferirei | interferirás | interferirá | interferiremos | interferireis | interferirão |
| Conditional | ||||||
| interferiria | interferirias | interferiria | interferiríamos | interferiríeis | interfeririam | |
| Subjunctive | ||||||
| Present | interfira | interfiras | interfira | interfiramos | interfirais | interfiram |
| Imperfect | interferisse | interferisses | interferisse | interferíssemos | interferísseis | interferissem |
| Future | interferir | interferires | interferir | interferirmos | interferirdes | interferirem |
| Imperative | ||||||
| Affirmative | interfere | interfira | interfiramos | interferi | interfiram | |
| Negative (não) | não interfiras | não interfira | não interfiramos | não interfirais | não interfiram | |
Related terms
- interferência
- interferencial
- interferente
- interferometria
- interferométrico
- interferómetro
References
- “interferir” in Dicionário Priberam da Língua Portuguesa.
- “interferir” in Dicionário infopédia da Língua Portuguesa. Porto: Porto Editora, 2003–2023.
Spanish
Pronunciation
- IPA(key): /inteɾfeˈɾiɾ/ [ĩn̪.t̪eɾ.feˈɾiɾ]
- Rhymes: -iɾ
- Syllabification: in‧ter‧fe‧rir
Verb
interferir (first-person singular present interfiero, first-person singular preterite interferí, past participle interferido)
- to interfere
Conjugation
Conjugation of interferir (e-ie-i alternation) (See Appendix:Spanish verbs)
| infinitive | interferir | ||||||
|---|---|---|---|---|---|---|---|
| gerund | interfiriendo | ||||||
| past participle | masculine | feminine | |||||
| singular | interferido | interferida | |||||
| plural | interferidos | interferidas | |||||
| singular | plural | ||||||
| 1st person | 2nd person | 3rd person | 1st person | 2nd person | 3rd person | ||
| indicative | yo | tú vos | él/ella/ello usted | nosotros nosotras | vosotros vosotras | ellos/ellas ustedes | |
| present | interfiero | interfierestú interferísvos | interfiere | interferimos | interferís | interfieren | |
| imperfect | interfería | interferías | interfería | interferíamos | interferíais | interferían | |
| preterite | interferí | interferiste | interfirió | interferimos | interferisteis | interfirieron | |
| future | interferiré | interferirás | interferirá | interferiremos | interferiréis | interferirán | |
| conditional | interferiría | interferirías | interferiría | interferiríamos | interferiríais | interferirían | |
| subjunctive | yo | tú vos | él/ella/ello usted | nosotros nosotras | vosotros vosotras | ellos/ellas ustedes | |
| present | interfiera | interfierastú interfirásvos2 | interfiera | interfiramos | interfiráis | interfieran | |
| imperfect (ra) | interfiriera | interfirieras | interfiriera | interfiriéramos | interfirierais | interfirieran | |
| imperfect (se) | interfiriese | interfirieses | interfiriese | interfiriésemos | interfirieseis | interfiriesen | |
| future1 | interfiriere | interfirieres | interfiriere | interfiriéremos | interfiriereis | interfirieren | |
| imperative | — | tú vos | usted | nosotros nosotras | vosotros vosotras | ustedes | |
| affirmative | interfieretú interferívos | interfiera | interfiramos | interferid | interfieran | ||
| negative | no interfieras | no interfiera | no interfiramos | no interfiráis | no interfieran | ||
1Mostly obsolete, now mainly used in legal language.
2Argentine and Uruguayan voseo prefers the tú form for the present subjunctive.
Selected combined forms of interferir (e-ie-i alternation)
These forms are generated automatically and may not actually be used. Pronoun usage varies by region.
| singular | plural | ||||||
|---|---|---|---|---|---|---|---|
| 1st person | 2nd person | 3rd person | 1st person | 2nd person | 3rd person | ||
| with infinitive interferir | |||||||
| dative | interferirme | interferirte | interferirle, interferirse | interferirnos | interferiros | interferirles, interferirse | |
| accusative | interferirme | interferirte | interferirlo, interferirla, interferirse | interferirnos | interferiros | interferirlos, interferirlas, interferirse | |
| with gerund interfiriendo | |||||||
| dative | interfiriéndome | interfiriéndote | interfiriéndole, interfiriéndose | interfiriéndonos | interfiriéndoos | interfiriéndoles, interfiriéndose | |
| accusative | interfiriéndome | interfiriéndote | interfiriéndolo, interfiriéndola, interfiriéndose | interfiriéndonos | interfiriéndoos | interfiriéndolos, interfiriéndolas, interfiriéndose | |
| with informal second-person singular tú imperative interfiere | |||||||
| dative | interfiéreme | interfiérete | interfiérele | interfiérenos | not used | interfiéreles | |
| accusative | interfiéreme | interfiérete | interfiérelo, interfiérela | interfiérenos | not used | interfiérelos, interfiérelas | |
| with informal second-person singular vos imperative interferí | |||||||
| dative | interferime | interferite | interferile | interferinos | not used | interferiles | |
| accusative | interferime | interferite | interferilo, interferila | interferinos | not used | interferilos, interferilas | |
| with formal second-person singular imperative interfiera | |||||||
| dative | interfiérame | not used | interfiérale, interfiérase | interfiéranos | not used | interfiérales | |
| accusative | interfiérame | not used | interfiéralo, interfiérala, interfiérase | interfiéranos | not used | interfiéralos, interfiéralas | |
| with first-person plural imperative interfiramos | |||||||
| dative | not used | interfirámoste | interfirámosle | interfirámonos | interfirámoos | interfirámosles | |
| accusative | not used | interfirámoste | interfirámoslo, interfirámosla | interfirámonos | interfirámoos | interfirámoslos, interfirámoslas | |
| with informal second-person plural imperative interferid | |||||||
| dative | interferidme | not used | interferidle | interferidnos | interferíos | interferidles | |
| accusative | interferidme | not used | interferidlo, interferidla | interferidnos | interferíos | interferidlos, interferidlas | |
| with formal second-person plural imperative interfieran | |||||||
| dative | interfiéranme | not used | interfiéranle | interfiérannos | not used | interfiéranles, interfiéranse | |
| accusative | interfiéranme | not used | interfiéranlo, interfiéranla | interfiérannos | not used | interfiéranlos, interfiéranlas, interfiéranse | |
Related terms
- interferencia
Further reading
- “interferir”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014