tweed vs fabric

tweed and fabric both are nouns.

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

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

tweed: thick woolen fabric used for clothing; originated in Scotland
fabric: artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers

Other hypernyms of tweed include cloth, material, textile.

tweed (noun)	fabric (noun)
thick woolen fabric used for clothing; originated in Scotland	artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers
(usually in the plural) trousers made of flannel or gabardine or tweed or white cloth	the underlying structure