Résumé French irregular verb stems

IRREGULAR STEMS
Avoir (to have) as a past participle - eu
Boire (to drink) as a past participle - bu
Connaître (to know) as a past participle - connu
Courir (to run) as a past participle - couru
Devoir (to have to) as a past participle - dû
Dire (to say) as a past participle - dit
Écrire (to write) as a past participle - écrit
Être (to be) as a past participle - été
Faire (to do) as a past participle - fait
Lire (to read) as a past participle - lu
Mettre (to put) as a past participle - mis
Mourir (to die) as a past participle - mort
Naître (to be born) as a past participle - né
Ouvrir (to open) as a past participle - ouvert
Pouvoir (to be able to) as a past participle - pu
Prendre (to take) as a past participle - pris
Recevoir (to receive) as a past participle - reçu
Savoir (to know how to) as a past participle - su
Venir (to come) as a past participle - venu
Vivre (to live) as a past participle - vécu
Voir (to see) as a past participle - vu
Vouloir (to want) as a past participle - voulu
Aller (to go) as a future stem – ir
Avoir (to have) as a future stem – aur
Devoir (to have to do) as a future stem – devr
Envoyer (to send) as a future stem – enverr
Être (to be) as a future stem – ser
Faire (to do) as a future stem – fer
Pouvoir (to can do) as a future stem – pourr
Savoir (to know) as a future stem – saur
Venir (to come) as a future stem – viendr
Voir (to see) as a future stem – verr
Vouloir (to want) as a future stem – voudr
Falloir (to need) as a future stem – faudr
Aller (to go) as a subjonctif stem – aill
Vouloir (to want) as a subjonctif stem – veuill
Avoir (to have) as a subjonctif stem – ai
Être (to be) as a subjonctif stem – soi
Faire (to do) as a subjonctif stem – fass
Pouvoir (to can do) as a subjonctif stem – puiss
Savoir (to know) as a subjonctif stem – sach