THESAURUS
abandoned, affianced, afire, altruistic, ardent, assured, beholden, beholden to, betrothed, bound, bound and determined, bounden, bounden to, burning, compromised, consecrated, constant, contracted, decided, decisive, dedicated, definite, determined, devoted, devout, disinterested, duty-bound, earnest, engaged, faithful, fast, fervent, fervid, fiery, flaming, guaranteed, hearty, heated, hot, hot-blooded, humble, impassioned, in duty bound, in earnest, indebted to, intended, intense, intent, intent on, loyal, modest, obligate, obligated, obliged, obliged to, obstinate, on fire, passionate, perfervid, persevering, persistent, pledged, plighted, promised, purposeful, red-hot, relentless, resolute, resolved, sacrificing, saddled, self-abasing, self-abnegating, self-abnegatory, self-denying, self-devoted, self-effacing, self-forgetful, self-immolating, self-neglectful, self-neglecting, self-renouncing, self-sacrificing, self-unconscious, selfless, serious, sincere, single-minded, spirited, staunch, steadfast, sworn, tenacious, tested, tied, tried, tried and true, true, unacquisitive, under obligation, underwritten, unpossessive, unpretentious, unselfish, unsparing of self, vehement, warm, warranted, white-hot, wholehearted, zealous
ROGET THESAURUS
Promise
N
promise, undertaking, word, troth, plight, pledge, parole, word of honor, vow, oath, profession, assurance, warranty, guarantee, insurance, obligation, contract, stipulation, engagement, preengagement, affiance, betroth, betrothal, betrothment, promising, promissory, votive, under hand and seal, upon oath, promised, affianced, pledged, bound,
committed, compromised, in for it, as one's head shall answer for, in for a penny in for a pound, ex voto, gage d'amour.