From tarth (“haze, mist”) + -u.
tarthu (first-person singular present tarthaf)
The verbnoun or dictionary form of a verb, such as this entry, is employed as a masculine singular noun in Welsh to express an uncountable verbal noun. The corresponding countable noun is usually derived morphologically from the related verb.
singular | plural | impersonal | ||||||
---|---|---|---|---|---|---|---|---|
first | second | third | first | second | third | |||
present indicative/future | tarthaf | sychderthi | tartha | tarthwn | sychderthwch, tarthwch | tarthant | sychderthir | |
imperfect (indicative/subjunctive)/ conditional |
tarthwn | tarthit | tarthai | tarthem | tarthech | tarthent | sychderthid | |
preterite | sychderthais | sychderthaist | tarthodd | tarthasom | tarthasoch | tarthasant | tarthwyd | |
pluperfect | tarthaswn | tarthasit | tarthasai | tarthasem | tarthasech | tarthasent | tarthasid, tarthesid | |
present subjunctive | tarthwyf | sychderthych | tartho | tarthom | tarthoch | tarthont | tarther | |
imperative | — | tartha | tarthed | tarthwn | sychderthwch, tarthwch | tarthent | tarther | |
verbal noun | tarthu | |||||||
verbal adjectives | tarthedig tarthadwy |
Inflected colloquial forms | singular | plural | ||||
---|---|---|---|---|---|---|
first | second | third | first | second | third | |
future | tartha i, tarthaf i | tarthi di | tarthith o/e/hi, tarthiff e/hi | tarthwn ni | tarthwch chi | tarthan nhw |
conditional | tarthwn i, tarthswn i | tarthet ti, tarthset ti | tarthai fo/fe/hi, tarthsai fo/fe/hi | tarthen ni, tarthsen ni | tarthech chi, tarthsech chi | tarthen nhw, tarthsen nhw |
preterite | tarthais i, tarthes i | tarthaist ti, tarthest ti | tarthodd o/e/hi | tarthon ni | tarthoch chi | tarthon nhw |
imperative | — | tartha | — | — | tarthwch | — |
Note: All other forms are periphrastic, as usual in colloquial Welsh. |