French encombrer

← Gaulish *komberū (derived)

← Proto-Celtic *kombereti (derived)

← Proto-Celtic *kom- (prefix)

← Proto-Celtic *bereti (prefix)

← Middle French encombrer (inherited)

← Old French encombrer (inherited)

← Proto-Indo-European *bʰéreti (derived)

← Proto-Indo-European *ḱewh₁- (derived)

← Latin cumulus (derived)

← Old Irish conbeir (cognate)

→ French décombrer (mention)

→ French encombrement (suffix)

→ Old French encombrer (mention)

→ Italian ingombro (cognate)

→ Italian ingombrare (mention)