flannel vs gabardine

flannel and gabardine both are nouns.

Word	Noun	Adjective	Verb	Adverb
flannel	Yes	No	No	No
gabardine	Yes	No	No	No

As nouns, flannel and gabardine are synonyms defined as:

flannel and gabardine: (usually in the plural) trousers made of flannel or gabardine or tweed or white cloth

Other synonyms of flannel include tweed, white.

flannel (noun)	gabardine (noun)
a soft light woolen fabric; used for clothing	a firm durable fabric with a twill weave
bath linen consisting of a piece of cloth used to wash the face and body	a loose coverall (coat or frock) reaching down to the ankles
(usually in the plural) trousers made of flannel or gabardine or tweed or white cloth	(usually in the plural) trousers made of flannel or gabardine or tweed or white cloth