English
alliable
From ally + -able.
A compound of ally + -able
Proto-Indo-European *leyǵ- ‘to bind, tie’
…
Latin adligō ‘to bind around, to, or up (something),…’
Latin alligāre
Anglo-Norman alier
Middle English allien ‘to ally’
English ally
Today it means
adj Able to be allied
Language periods are conventional ranges, not dates for this word.
Etymograph / alliable