permanent press vs fabric

permanent press and fabric both are nouns.

Word	Noun	Adjective	Verb	Adverb
permanent press	Yes	No	No	No
fabric	Yes	No	No	No

As nouns, fabric is a hypernym of permanent press; that is, fabric is a word with a broader meaning than permanent press:

permanent press: a fabric that has been chemically processed to resist wrinkles and hold its shape
fabric: artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers

Other hypernyms of permanent press include cloth, material, textile.

permanent press (noun)	fabric (noun)
a fabric that has been chemically processed to resist wrinkles and hold its shape	artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers
	the underlying structure