kief vs marihuana

kief and marihuana both are nouns.

Word	Noun	Adjective	Verb	Adverb
kief	Yes	No	No	No
marihuana	Yes	No	No	No

As nouns, marihuana is a hypernym of kief; that is, marihuana is a word with a broader meaning than kief:

kief: A form of cannabis from Morocco and Algeria
marihuana: 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

Other hypernyms of kief include cannabis, ganja, marijuana.

kief (noun)	marihuana (noun)
A form of cannabis from Morocco and Algeria	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 strong-smelling plant whose dried leaves can be smoked for a pleasant effect or pain reduction