This verb conjugates as a third-group verb. This verb has a stressed present stem duel distinct from the unstressed stem fro-conj-dol , as well as other irregularities. Old French conjugation varies significantly by date and by region. The following conjugation should be treated as a guide.
simple
compound
infinitive
fro-conj-doloir avoir fro-conj-dolu
gerund
en fro-conj-dolant doillant dueillant
gerund of avoir
present participle
fro-conj-dolant doillant dueillant
past participle
fro-conj-dolu
person
singular
plural
first
second
third
first
second
third
indicative
jo
tu
il
nos
vos
il
simple
present
doil dueil duel dueus dueut fro-conj-dolons fro-conj-dolez duelent
imperfect
fro-conj-doloie fro-conj-doleie fro-conj-doloies fro-conj-doleies fro-conj-doloit fro-conj-doleit fro-conj-doliiens fro-conj-doliens fro-conj-doliiez fro-conj-doliez fro-conj-doloient fro-conj-doleient
preterite
fro-conj-dolui fro-conj-dolus fro-conj-dolu fro-conj-dolumes fro-conj-dolustes fro-conj-dolurent
future
doudrai doudras doudra doudrons doudroiz doudreiz doudrez doudront
conditional
doudroie doudreie doudroies doudreies doudroit doudreit doudriiens doudriens doudriiez doudriez doudroient doudreient
compound
present perfect
present tense of avoir
pluperfect
imperfect tense of avoir
past anterior
preterite tense of avoir
future perfect
future tense of avoir
conditional perfect
conditional tense of avoir
subjunctive
que jo
que tu
qu’il
que nos
que vos
qu’il
simple
present
dueille dueilles dueille doilliens doillons dueillons doilliez dueilliez dueillent
imperfect
fro-conj-dolusse fro-conj-dolusses fro-conj-dolust fro-conj-dolussons fro-conj-dolussiens fro-conj-dolussoiz fro-conj-dolussez fro-conj-dolussiez fro-conj-dolussent
compound
past
present subjunctive of avoir
pluperfect
imperfect subjunctive of avoir
imperative
–
tu
–
nos
vos
–
—
duel —
fro-conj-dolons fro-conj-dolez —