balusters vs banister

balusters and banister both are nouns.

Word	Noun	Adjective	Verb	Adverb
balusters	Yes	No	No	No
banister	Yes	No	No	No

As nouns, balusters and banister are synonyms defined as:

balusters and banister: a railing at the side of a staircase or balcony to prevent people from falling

Other synonyms of balusters include balustrade, bannister, handrail.

balusters (noun)	banister (noun)
a railing at the side of a staircase or balcony to prevent people from falling	a railing at the side of a staircase or balcony to prevent people from falling