Seemingly borrowed from Old Irish sár (“outrage”) + -hau. Akin to haer.
sarhau (first-person singular present sarhaf, not mutable)
| singular | plural | impersonal | ||||||
|---|---|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |||
| present indicative/future | sarhaf | sarhei | sery, sarha | sarhawn | sarhewch | sarhânt | sarheir | |
| imperfect (indicative/subjunctive)/conditional | sarhawn | sarhait | sarhâi | sarhaem | sarhaech | sarhaent | sarheid | |
| preterite | sarheais | sarheaist | sarhaodd | sarhasom | sarhasoch | sarhasant | sarhawyd | |
| pluperfect | sarhaswn | sarhasit | sarhasai | sarhasem | sarhasech | sarhasent | sarhasid, sarhesid | |
| present subjunctive | sarhawyf | sarheych | sarhao | sarhaom | sarhaoch | sarhaont | sarhaer | |
| imperative | — | sarha | sarhaed | sarhawn | sarhewch | sarhaent | sarhaer | |
| verbal noun | sarhau | |||||||
| verbal adjectives | sarhedig sarhadwy | |||||||
| Inflected colloquial forms | singular | plural | ||||
|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |
| future | sarheua i, sarheuaf i | sarheui di | sarheuith o/e/hi, sarheuiff e/hi | sarheuwn ni | sarheuwch chi | sarheuan nhw |
| conditional | sarheuwn i, sarheuswn i | sarheuet ti, sarheuset ti | sarheuai fo/fe/hi, sarheusai fo/fe/hi | sarheuen ni, sarheusen ni | sarheuech chi, sarheusech chi | sarheuen nhw, sarheusen nhw |
| preterite | sarheuais i, sarheues i | sarheuaist ti, sarheuest ti | sarheuodd o/e/hi | sarheuon ni | sarheuoch chi | sarheuon nhw |
| imperative | — | sarheua | — | — | sarheuwch | — |
| Note: All other forms are periphrastic, as usual in colloquial Welsh. | ||||||