Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English Xmas
Old English Χp̃es mæssa (inherited)
English X'temmas (mention)
English Christmas (mention)
English Christ (mention)
English X (mention)
English X (suffix)
English mas (suffix)
Ancient Greek Χ (orthographic borrowing)
Ancient Greek Χριστός (mention)

English Xian (mention)
English Xian (link)
English Xianity (mention)
English Xtianity (mention)
English Xmassy (affix)
Japanese Xマス (borrowed)