movie theater vs movie house

movie theater and movie house both are nouns.

Word	Noun	Adjective	Verb	Adverb
movie theater	Yes	No	No	No
movie house	Yes	No	No	No

As nouns, movie theater and movie house are synonyms defined as:

Other synonyms of movie theater include cinema, movie theatre, picture palace.

movie theater (noun)	movie house (noun)
a theater where films are shown	a theater where films are shown