Nouns

(n)releasemerchandise issued for sale or public showing (especially a record or film)“a new release from the London Symphony Orchestra”
(n)liberation, release, freeingthe act of liberating someone or something
(n)releasea process that liberates or discharges something“there was a sudden release of oxygen”, “the release of iodine from the thyroid gland”
(n)handout, press release, releasean announcement distributed to members of the press in order to supplement or replace an oral presentation
(n)dismissal, dismission, discharge, firing, liberation, release, sack, sackingthe termination of someone's employment (leaving them free to depart)
(n)passing, loss, departure, exit, expiration, going, releaseeuphemistic expressions for death“thousands mourned his passing”
(n)acquittance, releasea legal document evidencing the discharge of a debt or obligation
(n)release, buttona device that when pressed will release part of a mechanism
(n)release, outlet, ventactivity that frees or expresses creative energy or emotion“she had no other outlet for her feelings”, “he gave vent to his anger”
(n)spill, spillage, releasethe act of allowing a fluid to escape
(n)release, waiver, dischargea formal written statement of relinquishment
(n)release, tone ending(music) the act or manner of terminating a musical phrase or tone

Verbs

(v)let go of, let go, release, relinquishrelease, as from one's grip“Let go of the door handle, please!”, “relinquish your grip on the rope — you won't fall”
(v)free, liberate, release, unloose, unloosen, loosegrant freedom to; free from confinement
(v)turn, releaselet (something) fall or spill from a container“turn the flour onto a plate”
(v)publish, bring out, put out, issue, releaseprepare and issue for public distribution or sale“publish a magazine or newspaper”
(v)exhaust, discharge, expel, eject, releaseeliminate (a substance)“combustion products are exhausted in the engine”, “the plant releases a gas”
(v)secrete, releasegenerate and separate from cells or bodily fluids“secrete digestive juices”, “release a hormone into the blood stream”
(v)free, releasemake (information) available for publication“release the list with the names of the prisoners”
(v)release, relinquish, resign, free, give uppart with a possession or right“I am relinquishing my bedroom to the long-term house guest”, “resign a claim to the throne”
(v)release, free, liberaterelease (gas or energy) as a result of a chemical reaction or physical decomposition
(v)unblock, unfreeze, free, releasemake (assets) available“release the holdings in the dictator's bank account”