Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English Celtic
French celtique (borrowed)
Latin celticus (borrowed)

English Celticist (affix)
English Proto-Celtic (prefix)
English Celticize (suffix)
English Hiberno-Celtic (prefix)
English Celticism (suffix)
English Italo-Celtic (prefix)
English Celticness (suffix)
English Celticity (suffix)
English Celtic knot (compound)
English Celtically (suffix)