< Reconstruction:Proto-Celtic
Reconstruction:Proto-Celtic/towissākos
 | This Proto-Celtic entry contains reconstructed words and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence. |
Proto-Celtic
Etymology
From earlier *towidtākos, from *to- + *wid-, from Proto-Indo-European *weyd- (“to see, know”) + *t- + *-ākos. Alternatively from earlier *towessākos, from *to- + *wess-, from Proto-Indo-European *wedʰ- (“to lead”) + *-ākos.
Adjective
*towissākos
- chief, primary, first
Inflection
| O/ā-stem | |||
|---|---|---|---|
| masculine | singular | dual | plural |
| nominative | *towissākos | *towissākou | *towissākoi |
| vocative | *towissāke | *towissākou | *towissākūs |
| accusative | *towissākom | *towissākou | *towissākūs |
| genitive | *towissākī | *towissākous | *towissākom |
| dative | *towissākūi | *towissākobom | *towissākobos |
| instrumental | *towissākū | *towissākobim | *towissākobis |
| feminine | singular | dual | plural |
| nominative | *towissākā | *towissākai | *towissākās |
| vocative | *towissākā | *towissākai | *towissākās |
| accusative | *towissākam | *towissākai | *towissākās |
| genitive | *towissākās | *towissākous | *towissākom |
| dative | *towissākai | *towissākābom | *towissākābos |
| instrumental | *? | *towissākābim | *towissākābis |
| neuter | singular | dual | plural |
| nominative | *towissākom | *towissākou | *towissākā |
| vocative | *towissākom | *towissākou | *towissākā |
| accusative | *towissākom | *towissākou | *towissākā |
| genitive | *towissākī | *towissākous | *towissākom |
| dative | *towissākūi | *towissākobom | *towissākobos |
| instrumental | *towissākū | *towissākobim | *towissākobis |
Descendants
- Brythonic: *towɨssọg
- Old Breton: toguisoc
- Middle Welsh: tywyssawc (“prince”)
- Welsh: tywysog
- Primitive Irish: ᚈᚑᚃᚔᚄᚐᚉᚔ (tovisaci)
- Old Irish: toísech
- Irish: taoiseach, Taoiseach
- → English: Taoiseach
- Scottish Gaelic: taoiseach
- Irish: taoiseach, Taoiseach
- Old Irish: toísech