French word allier comes from Latin ligandus, Latin ad ((direction) toward, to, on, up to, for.), Latin ad- (To.), Vulgar Latin *alare

Detailed word origin of allier

Dictionary entry	Language	Definition
ligandus	Latin (lat)
ad	Latin (lat)	(direction) toward, to, on, up to, for.
ad-	Latin (lat)	To.
*alare	Vulgar Latin (la-vul)
alligo	Latin (lat)	(in a moral sense) I oblige, lay under obligation.. I bind to, up or around something, tie, fetter, fasten; bandage.. I hold fast, hinder, detain.
alier	Old French (fro)	To unite; to join together.
allier	French (fra)	To alloy. To ally.

Words with the same origin as allier