Rohypnol vs roofy

Rohypnol and roofy both are nouns.

Word	Noun	Adjective	Verb	Adverb
Rohypnol	Yes	No	No	No
roofy	Yes	No	No	No

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

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

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

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