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French verbs > Stem-changing verbs > -YER verbs
French stem-changing verbs are conjugated with the same endings as regular -ER verbs but have two different radicals or stems. These stem changes occur in several French tenses and moods and moods, as shown in the following table. Remember that the stem-change for is optional for -ayer verbs and required for -oyer and -uyer verbs.
French verbs > Stem-changing verbs > -YER verbs
French stem-changing verbs are conjugated with the same endings as regular -ER verbs but have two different radicals or stems. These stem changes occur in several French tenses and moods and moods, as shown in the following table. Remember that the stem-change for is optional for -ayer verbs and required for -oyer and -uyer verbs.
| In the present tense, subjunctive, and imperative, the stem change occurs in all conjugations except nous and vous: | |||
| Â | |||
| Present | |||
| je | paie | nettoie | ennuie |
| tu | paies | nettoies | ennuies |
| il | paie | nettoie | ennuie |
| nous | payons | nettoyons | ennuyons |
| vous | payez | nettoyez | ennuyez |
| ils | paient | nettoient | ennuient |
| Â | |||
| Subjunctive | |||
| je | paie | nettoie | ennuie |
| tu | paies | nettoies | ennuies |
| il | paie | nettoie | ennuie |
| nous | payions | nettoyions | ennuyions |
| vous | payiez | nettoyiez | ennuyiez |
| ils | paient | nettoient | ennuient |
| Â | |||
| Imperative | |||
| (tu) | paie | nettoie | ennuie |
| (nous) | payons | nettoyons | ennuyons |
| (vous) | payez | nettoyez | ennuyez |
| Â | |||
| Â | |||
| In the future and conditional, the stem change occurs in all conjugations. There is no stem change in the imperfect, present participle, past participle, passé simple, or imperfect subjunctive. | |||
| Â | |||
| See -yer verbs conjugated in all tenses: | |||
| payer | nettoyer | ennuyer | |
| Â | |||
| Note: The affected conjugations of these stem-change patterns are the same for all the different types of stem-changing verbs. | |||