Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Scots trot
Middle English trotten (inherited)
Old French trotter (derived)
Old French troter (mention)
Proto-Germanic *trudōną (derived)
Proto-Germanic *trudaną (mention)
Proto-Germanic *tradjaną (mention)
Proto-Indo-European *dreh₂- (derived)

Scots trottle-caur (compound)
Scots trottle (suffix)