Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English pi
English Archimedes' constant (link)
English Ludolphian number (link)
English Ludolph's constant (link)
English Ludolph's number (link)
English cicero (link)
English pica stick (link)
Ancient Greek πεῖ (derived)
Ancient Greek περιφέρεια (mention)

English bi (link)
English pion (suffix)
English pith (affix)
English pi meson (compound)
English piem (blend)
English pi-jaw (mention)
English piphilology (compound)
English Pi Day (mention)
Cebuano pay (borrowed)
Greek πιόνιο (mention)
Japanese パイ (borrowed)
Thai พาย (borrowed)