Borrowed from English fuck + -io.
ffwcio (first-person singular present ffwciaf, not mutable)
| singular | plural | impersonal | ||||||
|---|---|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |||
| present indicative/future | ffwciaf | ffwci | ffwci, ffwcia | ffwciwn | ffwciwch | ffwciant | ffwcir | |
| imperfect (indicative/subjunctive)/conditional | ffwciwn | ffwcit | ffwciai | ffwciem | ffwciech | ffwcient | ffwcid | |
| preterite | ffwciais | ffwciaist | ffwciodd | ffwciasom | ffwciasoch | ffwciasant | ffwciwyd | |
| pluperfect | ffwciaswn | ffwciasit | ffwciasai | ffwciasem | ffwciasech | ffwciasent | ffwciasid, ffwciesid | |
| present subjunctive | ffwciwyf | ffwciech | ffwcio | ffwciom | ffwcioch | ffwciont | ffwcier | |
| imperative | — | ffwci, ffwcia | ffwcied | ffwciwn | ffwciwch | ffwcient | ffwcier | |
| verbal noun | ffwcio | |||||||
| verbal adjectives | ffwciedig ffwciadwy | |||||||
| Inflected colloquial forms | singular | plural | ||||
|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |
| future | ffwcia i, ffwciaf i | ffwci di | ffwcith o/e/hi, ffwciff e/hi | ffwciwn ni | ffwciwch chi | ffwcian nhw |
| conditional | ffwciwn i, ffwcswn i | ffwciet ti, ffwcset ti | ffwciai fo/fe/hi, ffwcsai fo/fe/hi | ffwcien ni, ffwcsen ni | ffwciech chi, ffwcsech chi | ffwcien nhw, ffwcsen nhw |
| preterite | ffwciais i, ffwcies i | ffwciaist ti, ffwciest ti | ffwciodd o/e/hi | ffwcion ni | ffwcioch chi | ffwcion nhw |
| imperative | — | ffwcia | — | — | ffwciwch | — |
| Note: All other forms are periphrastic, as usual in colloquial Welsh. | ||||||