pedestal vs plinth

pedestal and plinth both are nouns.

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

As nouns, pedestal and plinth are synonyms defined as:

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

Other synonyms of pedestal include footstall.

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