From clwyf (“wound, sore”) + -o.
clwyfo (first-person singular present clwyfaf)
| singular | plural | impersonal | ||||||
|---|---|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |||
| present indicative/future | clwyfaf | clwyfi | clwyfa | clwyfwn | clwyfwch | clwyfant | clwyfir | |
| imperfect (indicative/subjunctive)/ conditional |
clwyfwn | clwyfit | clwyfai | clwyfem | clwyfech | clwyfent | clwyfid | |
| preterite | clwyfais | clwyfaist | clwyfodd | clwyfasom | clwyfasoch | clwyfasant | clwyfwyd | |
| pluperfect | clwyfaswn | clwyfasit | clwyfasai | clwyfasem | clwyfasech | clwyfasent | clwyfasid, clwyfesid | |
| present subjunctive | clwyfwyf | clwyfych | clwyfo | clwyfom | clwyfoch | clwyfont | clwyfer | |
| imperative | — | clwyfa | clwyfed | clwyfwn | clwyfwch | clwyfent | clwyfer | |
| verbal noun | clwyfo | |||||||
| verbal adjectives | clwyfedig clwyfadwy | |||||||
| Inflected colloquial forms | singular | plural | ||||
|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |
| future | clwyfa i, clwyfaf i | clwyfi di | clwyfith o/e/hi, clwyfiff e/hi | clwyfwn ni | clwyfwch chi | clwyfan nhw |
| conditional | clwyfwn i, clwyfswn i | clwyfet ti, clwyfset ti | clwyfai fo/fe/hi, clwyfsai fo/fe/hi | clwyfen ni, clwyfsen ni | clwyfech chi, clwyfsech chi | clwyfen nhw, clwyfsen nhw |
| preterite | clwyfais i, clwyfes i | clwyfaist ti, clwyfest ti | clwyfodd o/e/hi | clwyfon ni | clwyfoch chi | clwyfon nhw |
| imperative | — | clwyfa | — | — | clwyfwch | — |
| Note: All other forms are periphrastic, as usual in colloquial Welsh. | ||||||
| radical | soft | nasal | aspirate |
|---|---|---|---|
| clwyfo | glwyfo | nghlwyfo | chlwyfo |
Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.