Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Scottish Gaelic cruinn
Proto-Celtic *krundis (inherited)
Welsh crwn (cognate)
Old Irish cruind (inherited)

Scottish Gaelic cruinne (mention)
Scottish Gaelic camag chruinn (compound)
Scottish Gaelic cruinnich (suffix)