steer vs sheer

steer is a noun but sheer is not a noun.

Word	Noun	Adjective	Verb	Adverb
steer	Yes	No	Yes	No
sheer	No	Yes	Yes	Yes

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

Other hyponyms of steer include dock, pull over, helm, crab, navigate, stand out, starboard, conn, navigate, pilot, channel, corner, tree, park.

steer (noun)	sheer (noun)
castrated bull
an indication of potential opportunity

steer (adjective)	sheer (adjective)
	complete and without restriction or qualification; sometimes used informally as intensifiers
	not mixed with extraneous elements
	very steep; having a prominent and almost vertical front
	so thin as to transmit light

steer (verb)	sheer (verb)
direct the course; determine the direction of travelling	turn sharply; change direction abruptly
direct (oneself) somewhere	cause to sheer
be a guiding or motivating force or drive

steer (adverb)	sheer (adverb)
	completely
	straight up or down without a break