allwedd

Welsh

Etymology

From Proto-Brythonic *alchwedd, by metathesis from Proto-Brythonic achlwedd, from Proto-Indo-European *(s)kleh₂w- (“hook, peg”), with the negative prefix *n̥-.[1] Cognate with Breton alc'hwez,[2] Latin claudo.

Pronunciation

(North Wales) IPA^(key): /ˈaɬwɛð/
(South Wales, standard, colloquial) IPA^(key): /ˈaɬwɛð/
- (South Wales, colloquial) IPA^(key): /ˈaɬwɛθ/

Noun

allwedd f (plural allweddi)

(South Wales) key (device designed to open and close a lock)
Synonym: agoriad

Derived terms

allweddol (“crucial”)

Mutation

Welsh mutation
radical	soft	nasal	h-prothesis
allwedd	unchanged	unchanged	hallwedd
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

References

Morris Jones, John (1913) A Welsh Grammar, Historical and Comparative, Oxford: Clarendon Press, § 99 vi (1)
R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “allwedd”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies

[1] Morris Jones, John (1913) A Welsh Grammar, Historical and Comparative, Oxford: Clarendon Press, § 99 vi (1)

[2] R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “allwedd”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies