Constant synonyms such as dedicated, abiding, changeless, bosom, and committed. Constant is an adjective, and its antonyms are inconstant, fitful, and variable. Additionally, here are 72 synonyms, related words, and verbs for constant.
abiding, ceaseless, continual, continuous, determined, dogged, endless, eternal, everlasting, incessant, interminable, never-ending, non-stop, perennial, perpetual, persevering, persistent, relentless, resolute, round-the-clock, sempiternal, steadfast, steady, sustained, tenacious, unabating, unbroken, unceasing, unending, unflagging, uninterrupted, unrelenting, unrelieved, unremitting, unshaken, unwavering, and without respite.
changeless, consistent, even, fixed, immutable, invariable, level, regular, stable, steady, unchanging, undeviating, unfluctuating, uniform, and unvarying.