From Middle Welsh plannu, from Proto-Brythonic *plantad, from Latin plantō (“to plant”).
plannu (first-person singular present plannaf)
| singular | plural | impersonal | ||||||
|---|---|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |||
| present indicative/future | plannaf | plenni | planna | plannwn | plennwch, plannwch | plannant | plennir | |
| imperfect (indicative/subjunctive)/ conditional |
plannwn | plannit | plannai | plannem | plannech | plannent | plennid | |
| preterite | plennais | plennaist | plannodd | planasom | planasoch | planasant | plannwyd | |
| pluperfect | planaswn | planasit | planasai | planasem | planasech | planasent | planasid, planesid | |
| present subjunctive | plannwyf | plennych | planno | plannom | plannoch | plannont | planner | |
| imperative | — | planna | planned | plannwn | plennwch, plannwch | plannent | planner | |
| verbal noun | plannu | |||||||
| verbal adjectives | planedig planadwy | |||||||
| Inflected colloquial forms | singular | plural | ||||
|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |
| future | planna i, plannaf i | planni di | plannith o/e/hi, planniff e/hi | plannwn ni | plannwch chi | plannan nhw |
| conditional | plannwn i, plannswn i | plannet ti, plannset ti | plannai fo/fe/hi, plannsai fo/fe/hi | plannen ni, plannsen ni | plannech chi, plannsech chi | plannen nhw, plannsen nhw |
| preterite | plannais i, plannes i | plannaist ti, plannest ti | plannodd o/e/hi | plannon ni | plannoch chi | plannon nhw |
| imperative | — | planna | — | — | plannwch | — |
| Note: All other forms are periphrastic, as usual in colloquial Welsh. | ||||||
| radical | soft | nasal | aspirate |
|---|---|---|---|
| plannu | blannu | mhlannu | phlannu |
Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.