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Scottish Gaelic mac
Proto-Celtic *makkʷos (inherited)
Proto-Celtic *makʷos (mention)
Proto-Indo-European *meh₂ḱ- (derived)
Primitive Irish ᚋᚐᚊᚊᚔ (inherited)
Old Irish macc (inherited)

English Macbeth (mention)
English McClanahan (mention)
English McCrum (mention)
Scottish Gaelic nighean-mhic (affix)
Scottish Gaelic bean-mhic (affix)
Scottish Gaelic leas-mhac (prefix)
Scottish Gaelic mac-bràthar (affix)
Scottish Gaelic mac-peathar (affix)
Scottish Gaelic mac-talla (mention)
Scottish Gaelic MacGriogair (mention)
Scottish Gaelic macan (suffix)
Scottish Gaelic macail (affix)
Scottish Gaelic MacGilleBhàin (mention)