yaw vs trend

yaw and trend both are nouns.

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

As verbs, trend is a hypernym of yaw; that is, trend is a word with a broader meaning than yaw:

Other hypernyms of yaw include curve, cut, sheer, slew, slue, swerve, veer.

yaw (noun)	trend (noun)
an erratic deflection from an intended course	a general tendency to change (as of opinion)
	the popular taste at a given time
	general line of orientation
	a general direction in which something tends to move

yaw (verb)	trend (verb)
deviate erratically from a set course	turn sharply; change direction abruptly
swerve off course momentarily	to be temporarily popular
be wide open