From Wiktionary, the free dictionary
This verb conjugates as a first-group verb ending in -er . This verb is highly irregular and it is suppletive. Old French conjugation varies significantly by date and by region. The following conjugation should be treated as a guide.
fro-conj-aler
estre fro-conj-alé
en fro-conj-alant
gerund of estre + past participle
fro-conj-alant
fro-conj-alé
indicative
jo
tu
il
nos
vos
il
simple tenses
present
vois , vai
vais , vas
vait , va
alons
alez
vont
imperfect
fro-conj-aloie , fro-conj-aleie , fro-conj-aloe , fro-conj-aleve
fro-conj-aloies , fro-conj-aleies , fro-conj-aloes , fro-conj-aleves
fro-conj-aloit , fro-conj-aleit , fro-conj-alot , fro-conj-aleve
fro-conj-aliiens , fro-conj-aliens
fro-conj-aliiez , fro-conj-aliez
fro-conj-aloient , fro-conj-aleient , fro-conj-aloent , fro-conj-alevent
preterite
fro-conj-alai
fro-conj-alas
fro-conj-ala
fro-conj-alames
fro-conj-alastes
fro-conj-alerent
future
irai
iras
ira
irons
iroiz , ireiz , irez
iront
conditional
iroie , ireie
iroies , ireies
iroit , ireit
iriiens , iriens
iriiez , iriez
iroient , ireient
compound tenses
present perfect
present tense of estre + past participle
pluperfect
imperfect tense of estre + past participle
past anterior
preterite tense of estre + past participle
future perfect
future tense of estre + past participle
conditional perfect
conditional tense of estre + past participle
subjunctive
que jo
que tu
qu’il
que nos
que vos
qu’il
simple tenses
present
voise , aille , alge , auge
voises , ailles , alges , auges
voise , voist , aille , aut , algeṭ , auge
voisiens , voisons , alons , ailliens , aillons , algiens , aljons , augiens , aujons
voisiez , alez , ailliez , algiez , algez , augiez , augez
voisent , aillent , algent , augent
imperfect
fro-conj-alasse
fro-conj-alasses
fro-conj-alast
fro-conj-alissons , fro-conj-alissiens
fro-conj-alissoiz , fro-conj-alissez , fro-conj-alissiez
fro-conj-alassent
compound tenses
past
present subjunctive of estre + past participle
pluperfect
imperfect subjunctive of estre + past participle
imperative
–
tu
–
nos
vos
–
—
vas , va
—
fro-conj-alons
fro-conj-alez
—