Old Irish tech

← Proto-Celtic *tegos (inherited)

← Ancient Greek τέγος (cognate)

← Proto-Indo-European *(s)teg- (root)

← Proto-Indo-European *(s)tégos (inherited)

← Proto-Indo-European *steg- (mention)

→ Irish teach (inherited)

→ Irish teaghais (mention)

→ Manx çhagh (inherited)

→ Manx çhaagh (inherited)

→ Latin tugurium (cognate)

→ Old Irish teglach (compound)

→ Albanian tog (cognate)