footstall vs plinth

footstall and plinth both are nouns.

Word	Noun	Adjective	Verb	Adverb
footstall	Yes	No	No	No
plinth	Yes	No	No	No

As nouns, footstall and plinth are synonyms defined as:

footstall and plinth: an architectural support or base (as for a column or statue)

Other synonyms of footstall include pedestal.

footstall (noun)	plinth (noun)
an architectural support or base (as for a column or statue)	an architectural support or base (as for a column or statue)