human vs hooman

human and hooman both are nouns.

Word	Noun	Adjective	Verb	Adverb
human	Yes	Yes	No	No
hooman	Yes	No	No	No

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

human: any living or extinct member of the family Hominidae characterized by superior intelligence, articulate speech, and erect carriage
hooman: human, mispronounced for comic effect

human (noun)	hooman (noun)
any living or extinct member of the family Hominidae characterized by superior intelligence, articulate speech, and erect carriage	human, mispronounced for comic effect

human (adjective)	hooman (adjective)
having human form or attributes as opposed to those of animals or divine beings
characteristic of humanity
relating to a person