tent flap vs fly sheet

tent flap and fly sheet both are nouns.

Word	Noun	Adjective	Verb	Adverb
tent flap	Yes	No	No	No
fly sheet	Yes	No	No	No

As nouns, tent flap and fly sheet are synonyms defined as:

tent flap and fly sheet: flap consisting of a piece of canvas that can be drawn back to provide entrance to a tent

Other synonyms of tent flap include fly, rainfly, tent-fly.

tent flap (noun)	fly sheet (noun)
flap consisting of a piece of canvas that can be drawn back to provide entrance to a tent	flap consisting of a piece of canvas that can be drawn back to provide entrance to a tent