cps vs Hz

cps and Hz both are nouns.

Word	Noun	Adjective	Verb	Adverb
cps	Yes	No	No	No
Hz	Yes	No	No	No

As nouns, cps and Hz are synonyms defined as:

cps and Hz: the unit of frequency; one hertz has a periodic interval of one second (named for Heinrich Rudolph Hertz)

Other synonyms of cps include cycle, cycle per second, cycles/second, hertz.

cps (noun)	Hz (noun)
the unit of frequency; one hertz has a periodic interval of one second (named for Heinrich Rudolph Hertz)	the unit of frequency; one hertz has a periodic interval of one second (named for Heinrich Rudolph Hertz)