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 thar
Proto-Celtic *ter (inherited)
Welsh tra (cognate)
English through (mention)
Irish thar (cognate)
Proto-Indo-European *tr (inherited)
Latin trans (mention)
Dutch door (cognate)
Old Irish [[tar]], [[dar]] (inherited)

Irish thar (cognate)
Scottish Gaelic tharam (mention)
Scottish Gaelic tharad (mention)
Scottish Gaelic tharaibh (mention)
Scottish Gaelic thairte (mention)
Scottish Gaelic tharainn (mention)
Scottish Gaelic tharta (mention)
Manx harrish (cognate)