From bwrlwm (“bubble”) + -u (verb-forming suffix).
byrlymu (first-person singular present byrlymaf)
| singular | plural | impersonal | ||||||
|---|---|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |||
| present indicative/future | byrlymaf | byrlymi | byrlyma | byrlymwn | byrlymwch | byrlymant | byrlymir | |
| imperfect (indicative/subjunctive)/ conditional |
byrlymwn | byrlymit | byrlymai | byrlymem | byrlymech | byrlyment | byrlymid | |
| preterite | byrlymais | byrlymaist | byrlymodd | byrlymasom | byrlymasoch | byrlymasant | byrlymwyd | |
| pluperfect | byrlymaswn | byrlymasit | byrlymasai | byrlymasem | byrlymasech | byrlymasent | byrlymasid, byrlymesid | |
| present subjunctive | byrlymwyf | byrlymych | byrlymo | byrlymom | byrlymoch | byrlymont | byrlymer | |
| imperative | — | byrlyma | byrlymed | byrlymwn | byrlymwch | byrlyment | byrlymer | |
| verbal noun | byrlymu | |||||||
| verbal adjectives | byrlymedig byrlymadwy | |||||||
| Inflected colloquial forms | singular | plural | ||||
|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |
| future | byrlyma i, byrlymaf i | byrlymi di | byrlymith o/e/hi, byrlymiff e/hi | byrlymwn ni | byrlymwch chi | byrlyman nhw |
| conditional | byrlymwn i, byrlymswn i | byrlymet ti, byrlymset ti | byrlymai fo/fe/hi, byrlymsai fo/fe/hi | byrlymen ni, byrlymsen ni | byrlymech chi, byrlymsech chi | byrlymen nhw, byrlymsen nhw |
| preterite | byrlymais i, byrlymes i | byrlymaist ti, byrlymest ti | byrlymodd o/e/hi | byrlymon ni | byrlymoch chi | byrlymon nhw |
| imperative | — | byrlyma | — | — | byrlymwch | — |
| Note: All other forms are periphrastic, as usual in colloquial Welsh. | ||||||
| radical | soft | nasal | aspirate |
|---|---|---|---|
| byrlymu | fyrlymu | myrlymu | unchanged |
Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.