Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Scottish Gaelic suidh
← Irish suigh (cognate)
← Manx soie (cognate)
← Middle Irish suidid (inherited)
← Old Irish saidid (inherited)
← Old Irish suide (mention)

→ Scottish Gaelic suidhich (suffix)
→ Manx soie (cognate)