heat-releasing vs exothermal

heat-releasing and exothermal both are adjectives.

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

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

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

Other synonyms of heat-releasing include exothermic.

heat-releasing (adjective)	exothermal (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