marijuana vs marihuana

marijuana and marihuana both are nouns.

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

As nouns, marijuana and marihuana are synonyms defined as:

marijuana and 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 synonyms of marijuana include cannabis, ganja.

As nouns, marijuana and marihuana are synonyms defined as:

marijuana and marihuana: a strong-smelling plant whose dried leaves can be smoked for a pleasant effect or pain reduction

Other synonyms of marijuana include Cannabis sativa, ganja.

marijuana (noun)	marihuana (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	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	a strong-smelling plant whose dried leaves can be smoked for a pleasant effect or pain reduction