ganja vs Acapulco gold

ganja and Acapulco gold both are nouns.

Word	Noun	Adjective	Verb	Adverb
ganja	Yes	No	No	No
Acapulco gold	Yes	No	No	No

As nouns, Acapulco gold is a hyponym of ganja; that is, Acapulco gold is a word with a more specific, narrower meaning than ganja:

ganja: the most commonly used illicit drug; considered a soft drug, it consists of the dried leaves of the hemp plant; smoked or chewed for euphoric effect
Acapulco gold: a particularly potent variety of marijuana

Other hyponyms of ganja include Mexican green, dope, gage, grass, green goddess, locoweed, Mary Jane, pot, sens, sess, skunk, smoke, weed, kief.

ganja (noun)	Acapulco gold (noun)
the most commonly used illicit drug; considered a soft drug, it consists of the dried leaves of the hemp plant; smoked or chewed for euphoric effect	a particularly potent variety of marijuana
a strong-smelling plant whose dried leaves can be smoked for a pleasant effect or pain reduction