mock turtleneck vs mock polo neck collar

mock turtleneck and mock polo neck collar both are nouns.

Word	Noun	Adjective	Verb	Adverb
mock turtleneck	Yes	No	No	No
mock polo neck collar	Yes	No	No	No

mock turtleneck (noun)	mock polo neck collar (noun)
A sweater with a short turtleneck collar that does not fold down.	A collar that resembles the polo neck with the soft fold at its top and the way it stands up around the neck, but both ends of the tube forming the collar are sewn to the neckline.