sail vs bear down on

sail is a noun but bear down on is not a noun.

Word	Noun	Adjective	Verb	Adverb
sail	Yes	No	Yes	No
bear down on	No	No	Yes	No

sail (noun)	bear down on (noun)
an ocean trip taken for pleasure
a large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel
any structure that resembles a sail

sail (verb)	bear down on (verb)
travel on water propelled by wind	exert a force with a heavy weight
move with sweeping, effortless, gliding motions	sail towards another vessel, of a ship
travel on water propelled by wind or by other means
traverse or travel on (a body of water)