unfaltering
121patient — I adjective acquiescent, agreeable, assiduous, calm, compliant, composed, constant, continuing, controlled, decided, determined, diligent, docile, dogged, dutiful, easygoing, enduring, firm, forbearing, forgiving, hard working, imperturbable,… …
122persistent — I adjective abiding, adamant, assiduous, chronic, continued, continuing, continuous, determined, diligent, dogged, durable, enduring, everlasting, faithful, indefatigable, insistent, lasting, obstinate, patient, perdurable, perseverant,… …
123pertinacious — I adjective adamant, adhering to a purpose, assidous, bent, bullheaded, certain, continuing, decided, determined, diligent, dogged, earnest, enduring, exhibiting purpose, faithful, firm, hard to get rid of, headstrong, holding to a purpose,… …
124purposeful — I adjective advantageous, beneficial, bound, calculated, contributory, decided, dedicated, deliberate, designed, determined, devoted, dogged, earnest, firm, helpful, inexorable, intended, intense, intent, intentional, intransigent, meant,… …
125relentless — I adjective assiduous, bowel less, brutish, cold, cold blooded, cold hearted, continuous, cruel, determined, dictatorial, endless, hard, hard of heart, hardhearted, harsh, heedless, immisericors, impenitent, imperious, implacable, inclement,… …
126resolute — I adjective adamant, bent, constans, constant, decided, determined, diligent, dogged, earnest, faithful, firm, firmus, fixed, fortis, immutable, indefatigable, indomitable, industrious, inexorable, inflexible, intent upon, intransigent, obdurate …
127sedulous — I adjective active, adsiduus, alert, ardent, assiduous, attentive, avid, brisk, busily engaged, busy, conscientious, constant, diligent, dogged, eager, energetic, firm, hardworking, indefatigable, industrious, keen, laborious, painstaking,… …
128serious — I (devoted) adjective ardent, assiduous, decided, dedicated, determined, devout, dogged, dutiful, eager, earnest, faithful, fervent, firm, fixed, intent, loyal, passionate, purposeful, relentless, resolute, resolved, settled, sincere, steadfast,… …
