close corporation vs private corporation

close corporation and private corporation both are nouns.

Word	Noun	Adjective	Verb	Adverb
close corporation	Yes	No	No	No
private corporation	Yes	No	No	No

As nouns, close corporation and private corporation are synonyms defined as:

close corporation and private corporation: a corporation owned by a few people; shares have no public market

Other synonyms of close corporation include closed corporation, privately held corporation.

close corporation (noun)	private corporation (noun)
a corporation owned by a few people; shares have no public market	a corporation owned by a few people; shares have no public market