Unwavering

Adjective

 * 1) Never doubted; always steady and on course

Synonyms

 * constant
 * resolute
 * staunch
 * steadfast

Thesaurus
abiding, arrogant, assiduous, assured, balanced, calm, cocksure, confident, constant, continuing, convinced, cool, coolheaded, decided, determined, diligent, dogged, enduring, faithful, fast, fiducial, firm, firm as Gibraltar, fixed, hubristic, immutable, imperturbable, in equilibrium, inalterable, indefatigable, indomitable, industrious, inexcitable, insistent, invincible, lasting, loyal, nerveless, never-failing, never-tiring, obstinate, overconfident, oversure, overweening, patient, patient as Job, permanent, perseverant, persevering, persistent, persisting, persuaded, pertinacious, plodding, plugging, poised, pompous, positive, predictable, preoccupied, proud, rapt, reassured, relaxed, relentless, reliable, resolute, rock-steady, secure, sedulous, self-assured, self-confident, self-important, self-reliant, single-minded, sleepless, slogging, solid, sound, stable, steadfast, steady, steady-handed, steady-nerved, steel-nerved, strong-nerved, stubborn, substantial, sure, tenacious, tireless, unabating, unafraid, unblenching, unblinking, unconquerable, undaunted, undiscouraged, undoubting, undrooping, unfailing, unfaltering, unflagging, unflappable, unflinching, unhesitating, unintermitting, uninterrupted, unnervous, unnodding, unqualified, unquivering, unrelaxing, unrelenting, unremitting, unshakable, unshaken, unshaky, unshrinking, unsleeping, unstrained, unswerving, untiring, untremulous, unwearied, unwearying, unwinking, utterly attentive, weariless, well-balanced, without a tremor, without nerves

Etymology
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Translations

 * Finnish: horjumaton, järkkymätön