gossip

The story

1. Old English · inherited fromgodsibb“godparent, sponsor”
2. Middle English · inherited fromgossib
3. English todaygossip

From Middle English gossib, godsib (“a close friend or relation, a confidant; a godparent”), from Old English godsibb (“godparent, sponsor”), equivalent to god- + sib (“related”). Doublet of godsib. For sense evolution to "gossip, discussing others' personal affairs," compare French commérage.