clerestory vs clearstory

clerestory and clearstory both are nouns.

Word	Noun	Adjective	Verb	Adverb
clerestory	Yes	No	No	No
clearstory	Yes	No	No	No

As nouns, clerestory and clearstory are synonyms defined as:

clerestory and clearstory: part of an interior wall rising above the adjacent roof with windows admitting light

clerestory (noun)	clearstory (noun)
part of an interior wall rising above the adjacent roof with windows admitting light	part of an interior wall rising above the adjacent roof with windows admitting light