ALLY
NOUNS – PERSON
► ASSHOLE BUDDY a very close ally or friend → 2007 US sl. (Bk.)
► HELP an ally → 1490 obs.
► LYANCE an ally or kinsman → 1400 obs.
► PART-TAKER an ally; a supporter; a partisan; a backer → 1768 Sc.
VERBS
► BUTTER ONE’S BREAD ON BOTH SIDES to simultaneously ally oneself with opposing factions, people, or causes; to behave in a duplicitous and self-interested manner → 1768