Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Welsh tagu
← Proto-Celtic *tageti (inherited)
← Irish tacht (cognate)
← Gothic 𐌸𐌰𐌷𐌰𐌽 (cognate)
← Latin taceō (cognate)
← Old Norse ΓΎegja (cognate)
← Middle Welsh tagu (inherited)

β†’ Welsh tag (mention)
β†’ Welsh tagiad (affix)
β†’ Welsh tagydd (affix)