reef vs sheet

reef and sheet both are nouns.

Word	Noun	Adjective	Verb	Adverb
reef	Yes	No	Yes	No
sheet	Yes	No	Yes	No

reef (noun)	sheet (noun)
one of several strips across a sail that can be taken in or rolled up to lessen the area of the sail that is exposed to the wind	bed linen consisting of a large rectangular piece of cotton or linen cloth; used in pairs
a submerged ridge of rock or coral near the surface of the water	(nautical) a line (rope or chain) that regulates the angle at which a sail is set in relation to the wind
	a flat artifact that is thin relative to its length and width
	a large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel
	paper used for writing or printing
	newspaper with half-size pages
	any broad thin expanse or surface
	(mathematics) an unbounded two-dimensional shape

reef (verb)	sheet (verb)
roll up (a portion of a sail) in order to reduce its area	cover with a sheet, as if by wrapping
reduce (a sail) by taking in a reef	come down as if in sheets
lower and bring partially inboard