Injurier belong to the 1st group.
Injurier is conjugated the same way that verbs that end in : -ier
Injurier is conjugated with auxiliary avoir.
Injurier verb is
direct transitive.
French verb injurier can be conjugated in the reflexive form: S'injurier Injurier verb is a direct transitive verb, so passive voice can be used.
However, although the terminations are perfectly regular, stem can be irregular and have numerous variations.
Injurier is conjugated the same way that verbs that end in : -ier.