venation vs leaf

venation and leaf both are nouns.

Word	Noun	Adjective	Verb	Adverb
venation	Yes	No	No	No
leaf	Yes	No	Yes	No

venation (noun)	leaf (noun)
(zoology) the system of venous blood vessels in an animal	hinged or detachable flat section (as of a table or door)
(botany) the arrangement of veins in a leaf	a sheet of any written or printed material (especially in a manuscript or book)
	the main organ of photosynthesis and transpiration in higher plants

venation (verb)	leaf (verb)
	produce leaves, of plants
	turn over pages
	look through a book or other written material