From barn (“judgement, sentence; opinion”) + -u.
barnu (first-person singular present barnaf)
| singular | plural | impersonal | ||||||
|---|---|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |||
| present indicative/future | barnaf | berni | barna | barnwn | bernwch, barnwch | barnant | bernir | |
| imperfect (indicative/subjunctive)/ conditional |
barnwn | barnit | barnai | barnem | barnech | barnent | bernid | |
| preterite | bernais | bernaist | barnodd | barnasom | barnasoch | barnasant | barnwyd | |
| pluperfect | barnaswn | barnasit | barnasai | barnasem | barnasech | barnasent | barnasid, barnesid | |
| present subjunctive | barnwyf | bernych | barno | barnom | barnoch | barnont | barner | |
| imperative | — | barna | barned | barnwn | bernwch, barnwch | barnent | barner | |
| verbal noun | barnu | |||||||
| verbal adjectives | barnedig barnadwy | |||||||
| Inflected colloquial forms | singular | plural | ||||
|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |
| future | barna i, barnaf i | barni di | barnith o/e/hi, barniff e/hi | barnwn ni | barnwch chi | barnan nhw |
| conditional | barnwn i, barnswn i | barnet ti, barnset ti | barnai fo/fe/hi, barnsai fo/fe/hi | barnen ni, barnsen ni | barnech chi, barnsech chi | barnen nhw, barnsen nhw |
| preterite | barnais i, barnes i | barnaist ti, barnest ti | barnodd o/e/hi | barnon ni | barnoch chi | barnon nhw |
| imperative | — | barna | — | — | barnwch | — |
| Note: All other forms are periphrastic, as usual in colloquial Welsh. | ||||||
| radical | soft | nasal | aspirate |
|---|---|---|---|
| barnu | unchanged |
Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.