exothermic vs heat-releasing

exothermic and heat-releasing both are adjectives.

Word	Noun	Adjective	Verb	Adverb
exothermic	No	Yes	No	No
heat-releasing	No	Yes	No	No

As adjectives, exothermic and heat-releasing are synonyms defined as:

exothermic and heat-releasing: (of a chemical reaction or compound) occurring or formed with the liberation of heat

Other synonyms of exothermic include exothermal.

exothermic (adjective)	heat-releasing (adjective)
(of a chemical reaction or compound) occurring or formed with the liberation of heat	(of a chemical reaction or compound) occurring or formed with the liberation of heat