steer vs navigate

steer is a noun but navigate is not a noun.

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

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

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

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

steer (verb)	navigate (verb)
direct the course; determine the direction of travelling	act as the navigator in a car, plane, or vessel and plan, direct, plot the path and position of the conveyance
direct (oneself) somewhere	travel on water propelled by wind or by other means
be a guiding or motivating force or drive	direct carefully and safely