imitation vs formalism

imitation and formalism both are nouns.

Word	Noun	Adjective	Verb	Adverb
imitation	Yes	Yes	No	No
formalism	Yes	No	No	No

imitation (noun)	formalism (noun)
copying (or trying to copy) the actions of someone else	the practice of scrupulous adherence to prescribed or external forms
something copied or derived from an original	(philosophy) the philosophical theory that formal (logical or mathematical) statements have no meaning but that its symbols (regarded as physical entities) exhibit a form that has useful applications
the doctrine that representations of nature or human behavior should be accurate imitations	the doctrine that formal structure rather than content is what should be represented
a representation of a person that is exaggerated for comic effect

imitation (adjective)	formalism (adjective)
not genuine or real; being an imitation of the genuine article