humour vs body fluid

humour and body fluid both are nouns.

Word	Noun	Adjective	Verb	Adverb
humour	Yes	No	Yes	No
body fluid	Yes	No	No	No

As nouns, humour and body fluid are synonyms defined as:

Other synonyms of humour include bodily fluid, humor, liquid body substance.

humour (noun)	body fluid (noun)
the quality of being funny	the liquid parts of the body
the trait of appreciating (and being able to express) the humorous
the liquid parts of the body
(Middle Ages) one of the four fluids in the body whose balance was believed to determine your emotional and physical state
a message whose ingenuity or verbal skill or incongruity has the power to evoke laughter
a characteristic (habitual or relatively temporary) state of feeling

humour (verb)	body fluid (verb)
put into a good mood