Old Norse skola

← Proto-Germanic *skwal- (derived)

← Proto-Germanic *skul- (mention)

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

← Proto-Indo-European *sk(ʷ)ol-b(ʰ)- (cognate)

← Lithuanian skal͂bti (cognate)

← Sanskrit क्षालयति (cognate)

→ English scull (derived)

→ Faroese skola (derived)

→ Westrobothnian sköli (inherited)

→ Icelandic skola (derived)

→ Sanskrit क्षालयति (cognate)