viands vs commissariat

viands and commissariat both are nouns.

Word	Noun	Adjective	Verb	Adverb
viands	Yes	No	No	No
commissariat	Yes	No	No	No

As nouns, viands and commissariat are synonyms defined as:

Other synonyms of viands include provender, provisions, victuals.

viands (noun)	commissariat (noun)
a stock or supply of foods	a stock or supply of foods