endoergic vs energy-absorbing

endoergic and energy-absorbing both are adjectives.

Word	Noun	Adjective	Verb	Adverb
endoergic	No	Yes	No	No
energy-absorbing	No	Yes	No	No

As adjectives, endoergic and energy-absorbing are synonyms defined as:

endoergic and energy-absorbing: (of a nuclear reaction) occurring with absorption of energy

endoergic (adjective)	energy-absorbing (adjective)
(of a nuclear reaction) occurring with absorption of energy	(of a nuclear reaction) occurring with absorption of energy