sporophyl vs leafage

sporophyl and leafage both are nouns.

Word	Noun	Adjective	Verb	Adverb
sporophyl	Yes	No	No	No
leafage	Yes	No	No	No

As nouns, leafage is a hypernym of sporophyl; that is, leafage is a word with a broader meaning than sporophyl:

sporophyl: leaf in ferns and mosses that bears the sporangia
leafage: the main organ of photosynthesis and transpiration in higher plants

Other hypernyms of sporophyl include foliage, leaf.

sporophyl (noun)	leafage (noun)
leaf in ferns and mosses that bears the sporangia	the main organ of photosynthesis and transpiration in higher plants