unfailing
un-fail-ing
adjective
Always reliable, constant, and never disappointing or running out.
"His unfailing optimism always brightened the room."
Thesaurus
Synonyms: constant, unflagging, inexhaustible, foolproof, infallible
un-fail-ing
Always reliable, constant, and never disappointing or running out.
"His unfailing optimism always brightened the room."
Synonyms: constant, unflagging, inexhaustible, foolproof, infallible