sib

Origin

From Middle English sib, sibbe, from Old English sibb (“relationship; gossip; friendliness, kindness; love, friendship, peace, concord, unity, tranquility; peace of mind; a relative, kinsman, kinswoman”), from Proto-West Germanic *sibbju, from Proto-Germanic *sibjō (“kinship”), from Proto-Indo-European *sebʰ-, *swebʰ- (“one's own”). Cognate with West Frisian sibbe (“relative, family member”), Dutch sibbe (“sib”), German Sippe (“tribe, clan”), Icelandic sifjar (“in-laws”), Latin suus (“one's own”).