Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English trapezoid
English -oid (mention)
Ancient Greek τραπέζιον (derived)

English trapezoidal (suffix)
English retrotrapezoid (prefix)
English magnotrapezoid (prefix)
English subtrapezoid (prefix)
English spinotrapezoid (prefix)