Low German smielen

← Old English smerian (cognate)

← Old English smercian (mention)

← Danish smile (cognate)

← English smile (cognate)

← Proto-Germanic *smīlijaną (derived)

← Proto-Germanic *smirōną (mention)

← Middle High German smielen (cognate)

← Proto-Indo-European *smey- (derived)

← Dutch smuilen (cognate)

← Old Norse *smíla (borrowed)

← Swedish smila (cognate)

→ English smile (cognate)