comber vs moving ridge

comber and moving ridge both are nouns.

Word	Noun	Adjective	Verb	Adverb
comber	Yes	No	No	No
moving ridge	Yes	No	No	No

As nouns, moving ridge is a hypernym of comber; that is, moving ridge is a word with a broader meaning than comber:

comber: a long curling sea wave
moving ridge: one of a series of ridges that moves across the surface of a liquid (especially across a large body of water)

Other hypernyms of comber include wave.

comber (noun)	moving ridge (noun)
a machine that separates and straightens the fibers of cotton or wool	one of a series of ridges that moves across the surface of a liquid (especially across a large body of water)
a long curling sea wave
a person who separates and straightens the fibers of cotton or wool