hy- + ffordd (“way, manner”) + -i
hyfforddi (first-person singular present hyfforddaf, not mutable)
| singular | plural | impersonal | ||||||
|---|---|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |||
| present indicative/future | hyfforddaf | hyfforddi | hyffordda | hyfforddwn | hyfforddwch | hyfforddant | hyfforddir | |
| imperfect (indicative/subjunctive)/ conditional |
hyfforddwn | hyfforddit | hyfforddai | hyfforddem | hyfforddech | hyfforddent | hyfforddid | |
| preterite | hyfforddais | hyfforddaist | hyfforddodd | hyfforddasom | hyfforddasoch | hyfforddasant | hyfforddwyd | |
| pluperfect | hyfforddaswn | hyfforddasit | hyfforddasai | hyfforddasem | hyfforddasech | hyfforddasent | hyfforddasid, hyfforddesid | |
| present subjunctive | hyfforddwyf | hyfforddych | hyfforddo | hyfforddom | hyfforddoch | hyfforddont | hyffordder | |
| imperative | — | hyffordda | hyffordded | hyfforddwn | hyfforddwch | hyfforddent | hyffordder | |
| verbal noun | hyfforddi | |||||||
| verbal adjectives | hyfforddedig hyfforddadwy | |||||||
| Inflected colloquial forms | singular | plural | ||||
|---|---|---|---|---|---|---|
| first | second | third | first | second | third | |
| future | hyffordda i, hyfforddaf i | hyfforddi di | hyfforddith o/e/hi, hyfforddiff e/hi | hyfforddwn ni | hyfforddwch chi | hyfforddan nhw |
| conditional | hyfforddwn i, hyfforddswn i | hyfforddet ti, hyfforddset ti | hyfforddai fo/fe/hi, hyfforddsai fo/fe/hi | hyffordden ni, hyfforddsen ni | hyfforddech chi, hyfforddsech chi | hyffordden nhw, hyfforddsen nhw |
| preterite | hyfforddais i, hyfforddes i | hyfforddaist ti, hyfforddest ti | hyfforddodd o/e/hi | hyfforddon ni | hyfforddoch chi | hyfforddon nhw |
| imperative | — | hyffordda | — | — | hyfforddwch | — |
| Note: All other forms are periphrastic, as usual in colloquial Welsh. | ||||||