reef vs canvas

reef and canvas both are nouns.

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

reef (noun)	canvas (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	a heavy, closely woven fabric
a submerged ridge of rock or coral near the surface of the water	the mat that forms the floor of the ring in which boxers or professional wrestlers compete
	a tent made of canvas fabric
	a large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel
	an oil painting on canvas fabric
	the setting for a narrative or fictional or dramatic account

reef (verb)	canvas (verb)
roll up (a portion of a sail) in order to reduce its area	cover with canvas
reduce (a sail) by taking in a reef
lower and bring partially inboard