sail vs reef

sail and reef both are nouns.

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

sail (noun)	reef (noun)
an ocean trip taken for pleasure	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 large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel	a submerged ridge of rock or coral near the surface of the water
any structure that resembles a sail

sail (verb)	reef (verb)
travel on water propelled by wind	roll up (a portion of a sail) in order to reduce its area
move with sweeping, effortless, gliding motions	reduce (a sail) by taking in a reef
travel on water propelled by wind or by other means	lower and bring partially inboard
traverse or travel on (a body of water)