phrase vs out of whack

phrase is a noun but out of whack is not a noun.

Word	Noun	Adjective	Verb	Adverb
phrase	Yes	No	Yes	No
out of whack	No	Yes	No	No

phrase (noun)	out of whack (noun)
dance movements that are linked in a single choreographic sequence
an expression consisting of one or more words forming a grammatical constituent of a sentence
a short musical passage
an expression whose meanings cannot be inferred from the meanings of the words that make it up

phrase (adjective)	out of whack (adjective)
	out of balance or out of adjustment

phrase (verb)	out of whack (verb)
put into words or an expression
divide, combine, or mark into phrases