The story
- Latin · derived fromcompater, compatrem
- Middle French · derived fromcomper
- Middle English · inherited fromcomper
- English todaycompeer
From Middle English comper, from Middle French comper, from Latin compater, compatrem. Doublet of compere as well as compadre and goombah. Influenced by folk-etymological analysis as com- + peer.
Etymology from Wiktionary, CC BY-SA 4.0.