What is rimbecillire? What is '? tr. Privare di lucidità mentale: l’arteriosclerosi lo ha rimbecillito.Tr. Depriving of mental clarity: arteriosclerosis has rebuked him.intr.(aus. essere ) e intr. pron. Diventare imbecille: con gli anni (si )è rimbecillito.Intr. (aus. be ) and intr. Pron. Becoming an imbecile: over the years (yes) he has rebuked.