Old Irish canaid

← Proto-Celtic *kaneti (inherited)

← Welsh canu (cognate)

← Proto-Indo-European *keh₂n- (root)

← Proto-Indo-European *keh₂n- (inherited)

→ Irish can (inherited)

→ Irish cantain (mention)

→ Scottish Gaelic can (inherited)

→ Ancient Greek καναχή (cognate)

→ Latin cano (cognate)

→ Old Irish focain (affix)

→ Old Irish forcain (affix)

→ Old Irish doaurchain (affix)

→ Old Irish arcain (affix)