Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ancient Greek πτέρις
Ancient Greek πτερόν (mention)

English pterido- (mention)
Middle Armenian պտեր (borrowed)
Ancient Greek θηλυπτερίς (compound)
Ancient Greek δρυοπτερίς (compound)
Armenian պտեր (derived)
Translingual Pteridium (derived)
Translingual Pteris (derived)