(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
deillio (first-person singular present deilliaf)
| singular | plural | impersonal | ||||||
|---|---|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |||
| present indicative/future | deilliaf | deilli | deillia | deilliwn | deilliwch | deilliant | deillir | |
| imperfect (indicative/subjunctive)/conditional | deilliwn | deillit | deilliai | deilliem | deilliech | deillient | deillid | |
| preterite | deilliais | deilliaist | deilliodd | deilliasom | deilliasoch | deilliasant | deilliwyd | |
| pluperfect | deilliaswn | deilliasit | deilliasai | deilliasem | deilliasech | deilliasent | deilliasid, deilliesid | |
| present subjunctive | deilliwyf | deilliech | deillio | deilliom | deillioch | deilliont | deillier | |
| imperative | — | deillia | deillied | deilliwn | deilliwch | deillient | deillier | |
| verbal noun | deillio | |||||||
| verbal adjectives | deilliedig deilliadwy | |||||||
| Inflected colloquial forms | singular | plural | ||||
|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |
| future | deillia i, deilliaf i | deilli di | deillith o/e/hi, deilliff e/hi | deilliwn ni | deilliwch chi | deillian nhw |
| conditional | deilliwn i, deillswn i | deilliet ti, deillset ti | deilliai fo/fe/hi, deillsai fo/fe/hi | deillien ni, deillsen ni | deilliech chi, deillsech chi | deillien nhw, deillsen nhw |
| preterite | deilliais i, deillies i | deilliaist ti, deilliest ti | deilliodd o/e/hi | deillion ni | deillioch chi | deillion nhw |
| imperative | — | deillia | — | — | deilliwch | — |
| Note: All other forms are periphrastic, as usual in colloquial Welsh. | ||||||
| radical | soft | nasal | aspirate |
|---|---|---|---|
| deillio | ddeillio | neillio | unchanged |
Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.