- persistent
- adj1. persevering, assiduous, tenacious; diligent, zealous, ambitious, industrious, sedulous, careful, attentive, painstaking, plodding; indefatigable, indomitable, untiring, unwearied, undrooping, unflagging, never-sleeping, never-wearying, never-tiring.2. resolute, determined, sturdy, firm, stalwart, grim, decided, decisive, undistracted, purposive, purposeful; uncompromising, steadfast, unshakable, unfaltering, unswervable, unswerving, unwavering, unshrinking, undeviating; dogged, stubborn, mulish, Inf. cussed, obstinate, adamant, obdurate, pertinacious, inflexible, intransigent, intractable, contumacious.3. enduring, lasting, abiding; constant, fixed, permanent; immovable, immutable, indelible, indestructible; deep-rooted, deep-seated, ingrained.4. frequent, chronic, repetitious, incessant, unceasing, unstopping, unrelenting, relentless, unremitting, continuous, continual, interminable.
A Note on the Style of the synonym finder. 2014.