hooman vs human being

hooman and human being both are nouns.

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

As nouns, human being is a hypernym of hooman; that is, human being is a word with a broader meaning than hooman:

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

Other hypernyms of hooman include homo, human, man.

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