rein vs control

rein and control both are nouns.

Word	Noun	Adjective	Verb	Adverb
rein	Yes	No	Yes	No
control	Yes	No	Yes	No

As nouns, control is a hypernym of rein; that is, control is a word with a broader meaning than rein:

As verbs, control is a hypernym of rein; that is, control is a word with a broader meaning than rein:

Other hypernyms of rein include command.

rein (noun)	control (noun)
one of a pair of long straps (usually connected to the bit or the headpiece) used to control a horse	the activity of managing or exerting control over something
any means of control	(physiology) regulation or maintenance of a function or action or reflex etc
	a mechanism that controls the operation of a machine
	power to direct or determine
	discipline in personal and social activities
	great skillfulness and knowledge of some subject or activity
	a standard against which other conditions can be compared in a scientific experiment
	the economic policy of controlling or limiting or curbing prices or wages etc.
	a spiritual agency that is assumed to assist the medium during a seance
	a relation of constraint of one entity (thing or person or group) by another
	the state that exists when one person or group has power over another

rein (verb)	control (verb)
keep in check	have a firm understanding or knowledge of; be on top of
stop or slow up one's horse or oneself by or as if by pulling the reins	be careful or certain to do something; make certain of something
stop or check by or as if by a pull at the reins	verify by using a duplicate register for comparison
control and direct with or as if by reins	handle and cause to function
	maintain influence over (others or oneself) skillfully, usually to one's advantage
	exercise authoritative control or power over
	lessen the intensity of; temper; hold in restraint; hold or keep within limits
	check or regulate (a scientific experiment) by conducting a parallel experiment or comparing with another standard
	place under restrictions; limit access to by law