| A | B |
| ir-* | aller |
| aur-* | avoir |
| courr-* | courir (to run) |
| devr-* | devoir (to have to, ought, should, owe) |
| enverr-* | envoyer (to send) |
| ser-* | être |
| fer-* | faire |
| faudr- | falloir (to be necessary, to need to) |
| mourr- | mourir (to die) |
| pleuvr-* | pleuvoir (to rain) |
| pourr-* | pouvoir (to be able to, can) |
| recevr-* | recevoir (to receive) |
| saur-* | savoir (to know facts) |
| tiendr- | tenir (to hold) |
| vaudr- | valoir (to be worth) |
| viendr-* | venir (to come) |
| verr-* | voir (to see) |
| voudr-* | vouloir (to want) |
| appeller (double L verbs) in the future | (double L verbs) in the present |
| promèner- (add accent grave in the future) | add accent grave in the present |
| projetter- (double T verbs) in future | double T in the present |
| essaier- | change - to y in the present |