command vs direction

command and direction both are nouns.

Word	Noun	Adjective	Verb	Adverb
command	Yes	No	Yes	No
direction	Yes	No	No	No

As nouns, direction is a hyponym of command; that is, direction is a word with a more specific, narrower meaning than command:

Other hyponyms of command include countermand, order, charge, commission, commandment, injunction, behest, open sesame.

command (noun)	direction (noun)
the power or authority to command	the act of managing something
availability for use	the act of setting and holding a course
great skillfulness and knowledge of some subject or activity	a general course along which something has a tendency to develop
an authoritative direction or instruction to do something	the concentration of attention or energy on something
(computer science) a line of code written as part of a computer program	something that provides direction or advice as to a decision or course of action
a military unit or region under the control of a single officer	a formal statement of a command or injunction to do something
a position of highest authority	a message describing how something is to be done
	a line leading to a place or point
	the spatial relation between something and the course along which it points or moves

command (verb)	direction (verb)
make someone do something
be in command of
demand as one's due
exercise authoritative control or power over
look down on