Thesaurus

accomplished, adamantine, al dente, anicteric, appointed, assured, bent, bent on, bonded, bouncing, brave, bruising, business firm, caller, certified, constant, corneous, corporate, courageous, crisp, crunchy, dead set, decisive, decreed, dependable, desperate, determined, deterministic, dictated, do-or-die, drastic, effected, emphatic, erect, established, even, exclamatory, fail-safe, faithful, fast, firm, fit, fixed, florid, flourishing, flushed, footsure, forceful, forcible, foursquare, fresh, fresh-cut, full-blooded, geostationary, geosynchronous, good, granitelike, granitic, growing, guaranteed, hale, hard, hardened, healthy, hearty, hell-bent, hornlike, horny, hot, house, immobile, impellent, impetuous, in safe custody, intent on, invulnerable, lasting, leaded, level, lignified, loyal, lusty, new, new-made, ordained, ossified, out to, permanent, petrified, petrous, physical, preconcerted, prescribed, promised, protected, purposeful, red-blooded, regular, resolute, resolved, robust, rock-loving, rock-steady, rocklike, rose-cheeked, rosy, rosy-cheeked, rubicund, ruddy, safe, safe-deposit, safety-deposit, sanguine, secure, secured, semihard, set, settled, sharp, single-minded, solid, sound, spartan, stabile, stabilised, stabilized, stable, stalwart, stationary, steadfast, steadied, steady, steady-going, steely, stiff, stonelike, stony, stout, strong, strong-arm, sun-loving, sure, sure-footed, surefooted, taped, thriving, true, truehearted, trustworthy, trusty, tumid, unadjustable, unagitated, unbendable, undaunted, undeterred, undiscouraged, undismayed, unfaltering, unfluctuating, unshakable, unshaken, unspoiled, unspoilt, unwavering, unyielding, warm, warranted, water-loving, well, well-preserved, whole, wholesome, woody

firm is a ADJ.

firm, firmly, steadfastly, unwaveringly

firm is a ADV.

business firm, firm, house

firm is a NOUN.

firm, tauten

firm is a VERB.