Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English gon
Old English wendan (derived(en/enm))
Middle English gon (cognate)
Middle English gan (mention)
Proto-Germanic *wandijaną (derived(en/enm))
Ancient Greek γωνία (derived)
Dutch gaan (cognate)

English hexagon (confix)
English octagon (confix)
English pentagon (confix)
English heptagon (confix)
English nonagon (confix)
English enneagon (confix)
English decagon (confix)
English undecagon (confix)
English dodecagon (confix)
English quindecagon (confix)
English tetragon (confix)
English trigon (confix)
English isogon (confix)
English orthogon (confix)
English chiliagon (confix)
English hectagon (confix)
English hectogon (confix)
English heptadecagon (confix)
English icosagon (confix)
English myriagon (confix)
English pentadecagon (confix)
English icosihenagon (suffix)
English 50-gon (suffix)
English monogon (confix)
English digon (confix)
English duodecagon (confix)
English tridecagon (confix)
English triskaidecagon (confix)
English tetradecagon (confix)
English tetrakaidecagon (confix)
English apeirogon (confix)
English zerogon (suffix)
English megagon (confix)
English bigon (confix)
English fourgon (suffix)
English oxygon (confix)
English gonarcus (prefix)
English googolgon (suffix)
English octadecagon (confix)
English infinigon (suffix)