leaf vs verdure

leaf and verdure both are nouns.

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

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

leaf (noun)	verdure (noun)
hinged or detachable flat section (as of a table or door)	the lush appearance of flourishing vegetation
a sheet of any written or printed material (especially in a manuscript or book)	green foliage
the main organ of photosynthesis and transpiration in higher plants

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