rep vs fabric

rep and fabric both are nouns.

Word	Noun	Adjective	Verb	Adverb
rep	Yes	No	No	No
fabric	Yes	No	No	No

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

rep: a fabric with prominent rounded crosswise ribs
fabric: artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers

Other hypernyms of rep include cloth, material, textile.

rep (noun)	fabric (noun)
a fabric with prominent rounded crosswise ribs	artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers
informal abbreviation of `representative'	the underlying structure