footstall vs pedestal

footstall and pedestal both are nouns.

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

As nouns, footstall and pedestal are synonyms defined as:

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

Other synonyms of footstall include plinth.

footstall (noun)	pedestal (noun)
an architectural support or base (as for a column or statue)	a support or foundation
	an architectural support or base (as for a column or statue)
	a position of great esteem (and supposed superiority)