body weight vs lean

body weight and lean both are nouns.

Word	Noun	Adjective	Verb	Adverb
body weight	Yes	No	No	No
lean	Yes	Yes	Yes	No

body weight (noun)	lean (noun)
the weight of a person's body	the property possessed by a line or surface that departs from the vertical

body weight (adjective)	lean (adjective)
	lacking in mineral content or combustible material
	lacking excess flesh
	not profitable or prosperous
	containing little excess

body weight (verb)	lean (verb)
	rely on for support
	cause to lean or incline
	to incline or bend from a vertical position
	cause to lean to the side
	have a tendency or disposition to do or be something; be inclined