chancel vs sanctuary

chancel and sanctuary both are nouns.

Word	Noun	Adjective	Verb	Adverb
chancel	Yes	No	No	No
sanctuary	Yes	No	No	No

As nouns, chancel and sanctuary are synonyms defined as:

chancel and sanctuary: area around the altar of a church for the clergy and choir; often enclosed by a lattice or railing

Other synonyms of chancel include bema.

chancel (noun)	sanctuary (noun)
area around the altar of a church for the clergy and choir; often enclosed by a lattice or railing	area around the altar of a church for the clergy and choir; often enclosed by a lattice or railing
	a shelter from danger or hardship
	a consecrated place where sacred objects are kept