direct vs dock

direct is not a noun while dock is a noun.

Word	Noun	Adjective	Verb	Adverb
direct	No	Yes	Yes	Yes
dock	Yes	No	Yes	No

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

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

direct (noun)	dock (noun)
	the solid bony part of the tail of an animal as distinguished from the hair
	a short or shortened tail of certain animals
	landing in a harbor next to a pier where ships are loaded and unloaded or repaired; may have gates to let water in or out
	a platform built out from the shore into the water and supported by piles; provides access to ships and boats
	an enclosure in a court of law where the defendant sits during the trial
	a platform where trucks or trains can be loaded or unloaded
	any of certain coarse weedy plants with long taproots, sometimes used as table greens or in folk medicine

direct (adjective)	dock (adjective)
direct in spatial dimensions; proceeding without deviation or interruption; straight and short
(of a current) flowing in one direction only
straightforward in means or manner or behavior or language or action
similar in nature or effect or relation to another quantity
in a straight unbroken line of descent from parent to child
moving from west to east on the celestial sphere; or--for planets--around the sun in the same direction as the Earth
lacking compromising or mitigating elements
in precisely the same words used by a writer or speaker
having no intervening persons, agents, conditions
being an immediate result or consequence

direct (verb)	dock (verb)
plan and direct (a complex undertaking)	maneuver into a dock
specifically design a product, event, or activity for a certain public	remove or shorten the tail of an animal
command with authority	come into dock
give directions to; point somebody into a certain direction	deduct from someone's wages
put an address on (an envelope)	deprive someone of benefits, as a penalty
point or cause to go (blows, weapons, or objects such as photographic equipment) towards
intend (something) to move towards a certain goal
guide the actors in (plays and films)
lead, as in the performance of a composition
take somebody somewhere
cause to go somewhere
direct the course; determine the direction of travelling
govern or manage

direct (adverb)	dock (adverb)
without deviation