Welsh ateb

← Proto-Brythonic *hėbɨd (inherited)

← Proto-Celtic *sekʷeti (derived)

← Welsh ad- (prefix)

← Welsh hebu (prefix)

← Proto-Indo-European *sekʷ- (root)

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

→ Welsh atebion (affix)

→ Welsh atab (link)

→ Welsh ymateb (affix)

→ Welsh cyfateb (affix)