executive session vs closed session

executive session and closed session both are nouns.

Word	Noun	Adjective	Verb	Adverb
executive session	Yes	No	No	No
closed session	Yes	No	No	No

As nouns, executive session and closed session are synonyms defined as:

executive session and closed session: a session (usually of a legislative body) that is closed to the public

executive session (noun)	closed session (noun)
a session (usually of a legislative body) that is closed to the public	a session (usually of a legislative body) that is closed to the public