high-hat cymbal vs cymbal

high-hat cymbal and cymbal both are nouns.

Word	Noun	Adjective	Verb	Adverb
high-hat cymbal	Yes	No	No	No
cymbal	Yes	No	No	No

As nouns, cymbal is a hypernym of high-hat cymbal; that is, cymbal is a word with a broader meaning than high-hat cymbal:

high-hat cymbal: cymbals that are operated by a foot pedal
cymbal: a percussion instrument consisting of a concave brass disk; makes a loud crashing sound when hit with a drumstick or when two are struck together

high-hat cymbal (noun)	cymbal (noun)
cymbals that are operated by a foot pedal	a percussion instrument consisting of a concave brass disk; makes a loud crashing sound when hit with a drumstick or when two are struck together