flunitrazepam vs roach

flunitrazepam and roach both are nouns.

Word	Noun	Adjective	Verb	Adverb
flunitrazepam	Yes	No	No	No
roach	Yes	No	Yes	No

As nouns, roach is a hyponym of flunitrazepam; that is, roach is a word with a more specific, narrower meaning than flunitrazepam:

flunitrazepam: a depressant and tranquilizer (trade name Rohypnol) often used in the commission of sexual assault; legally available in Europe and Mexico and Colombia
roach: street names for flunitrazepam

Other hyponyms of flunitrazepam include circle, forget me drug, Mexican valium, R-2, roofy, rope, rophy.

flunitrazepam (noun)	roach (noun)
a depressant and tranquilizer (trade name Rohypnol) often used in the commission of sexual assault; legally available in Europe and Mexico and Colombia	any of numerous chiefly nocturnal insects; some are domestic pests
	European freshwater food fish having a greenish back
	the butt of a marijuana cigarette
	street names for flunitrazepam
	a roll of hair brushed back from the forehead

flunitrazepam (verb)	roach (verb)
	cut the mane off (a horse)
	comb (hair) into a roach