Old English sin-

← Old English sinnan (cognate)

← Proto-Germanic *sin- (inherited)

← Proto-West Germanic *sin- (inherited)

← Old High German sin- (cognate)

← Proto-Indo-European *sem- (derived)

← Old Norse sí- (cognate)

← Old Frisian sin- (cognate)

← Old Saxon sin- (cognate)

→ English sengreen (mention)

→ Old English sinceald (affix)

→ Old English sinewealt (prefix)

→ Old English gesinscipe (mention)