Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English congregate
Latin congregatus (mention)
Latin congregare (mention)
Latin con- (mention)
Latin gregare (mention)
Latin grex (mention)

English congregative (suffix)
English congregator (suffix)
English recongregate (prefix)
English congregateth (suffix)
English congregatest (suffix)