Paraschematic :: Paraschematic (a.) Of or pertaining to a change from the right form, as in the formation of a word from another by a change of termination, gender, etc..
Polyschematist :: Polyschematist (a.) Having, or existing in, many different forms or fashions; multiform..
Schema :: Schema (n.) An outline or image universally applicable to a general conception, under which it is likely to be presented to the mind; as, five dots in a line are a schema of the number five; a preceding and succeeding event are a schema of cause and effect..