Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh mab
Proto-Brythonic *mab (inherited)
Proto-Celtic *makʷos (inherited)

English Meibion Glyndwr (mention)
Gaulish mapos (cognate)
Welsh ab (link)
Welsh ap (link)
Welsh meibion (affix)
Welsh madfall (compound)
Welsh llysfab (prefix)
Welsh mabol (suffix)
Welsh ychydig (mention)
Welsh priodfab (affix)
Irish mac (cognate)
Primitive Irish ᚋᚐᚊᚔ (cognate)
Old Irish macc (cognate)