Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English fermillet
← English firm (mention)
← French fermer (mention)
← Old French fermeillet (mention)
← Old French fermeil (mention)
← Old French fermail (mention)
← Old French fermer (mention)
← Old French ferme (mention)

→ French fermail (cognate)