unceasing vs unremitting

unceasing and unremitting both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unceasing	No	Yes	No	No
unremitting	No	Yes	No	No

As adjectives, unceasing and unremitting are synonyms defined as:

unceasing and unremitting: uninterrupted in time and indefinitely long continuing

Other synonyms of unceasing include ceaseless, constant, incessant, never-ending, perpetual.

unceasing (adjective)	unremitting (adjective)
uninterrupted in time and indefinitely long continuing	uninterrupted in time and indefinitely long continuing
continuing forever or indefinitely