exempt vs derestrict

exempt is an adjective but derestrict is not an adjective.

Word	Noun	Adjective	Verb	Adverb
exempt	No	Yes	Yes	No
derestrict	No	No	Yes	No

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

Other hyponyms of exempt include deregulate, dispense, forgive, spare.

exempt (adjective)	derestrict (adjective)
(of persons) freed from or not subject to an obligation or liability (as e.g. taxes) to which others or other things are subject
(of goods or funds) not subject to taxation

exempt (verb)	derestrict (verb)
grant exemption or release to	make free from restrictions
grant relief or an exemption from a rule or requirement to