slew vs yaw

slew and yaw both are nouns.

Word	Noun	Adjective	Verb	Adverb
slew	Yes	No	Yes	No
yaw	Yes	No	Yes	No

As verbs, yaw is a hyponym of slew; that is, yaw is a word with a more specific, narrower meaning than slew:

Other hyponyms of slew include peel off.

slew (noun)	yaw (noun)
(often followed by `of') a large number or amount or extent	an erratic deflection from an intended course

slew (verb)	yaw (verb)
turn sharply; change direction abruptly	deviate erratically from a set course
move obliquely or sideways, usually in an uncontrolled manner	swerve off course momentarily
	be wide open