illégalement (il-lé-gal-mān), adv., illegally, unlawfully.
illégalité (il-lé-), n.f., illegality, unlawfulness.
illégitime (il-lé-), adj., illegitimate; unlawful, unjust; spurious.
illégitimement (il-lé-), adv., illegitimately, unlawfully.
illégitimité (il-lé-), n.f., illegitimacy, unlawfulness, spuriousness.
illettré, -e (il-lè-), adj., illiterate, unlettered.
illibéral, -e (il-li-), adj., illiberal; mean; mechanical (of artisans).
illibéralement (il-li-), adv., illiberally; meanly.
illibéralité, n.f., illiberality, meanness.
illicite (il-li-), adj., illicit, unlawful.