| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | sturdy, long-lasting |
| Synonyms: | abiding, constant, dependable, diuturnal, enduring, fast, firm, fixed, impervious, lasting, long-continued, perdurable, perduring, permanent, persistent, reliable, resistant, sound, stable, stout, strong, substantial, tenacious, tough |
| Antonyms: | fragile, impermanent, poorly made, temporary, undependable, unsturdy, weak |
| Main Entry: | firm |
| Part of Speech: | adjective |
| Definition: | inflexible |
| Synonyms: | close, close-grained, compact, compressed, concentrated, concrete, condensed, congealed, dense, fine-grained, hard, hardened, heavy, impenetrable, impermeable, impervious, inelastic, jelled, nonporous, refractory, rigid, set, solid, solidified, stiff, sturdy, substantial, thick, tough, unyielding |
| Antonyms: | flexible, loose, slack, soft, supple, weak, yielding |
| Main Entry: | firm |
| Part of Speech: | adjective |
| Definition: | stable, unmoving |
| Synonyms: | anchored, bolted, braced, cemented, closed, durable, embedded, fast, fastened, fixed, immobile, immovable, motionless, mounted, nailed, petrified, riveted, robust, rooted, screwed, secure, secured, set, settled, soldered, solid, sound, spiked, stationary, steady, strong, sturdy, substantial, taut, tenacious, tight, tightened, unfluctuating, unshakable, welded |
| Antonyms: | moving, unsettled, unstable, wavering |
| Main Entry: | gainful |
| Part of Speech: | adjective |
| Definition: | very productive, profitable |
| Synonyms: | advantageous, beneficial, fat, fruitful, generous, going, going concern, good, in the black, lucrative, lush, moneymaking, paid off, paying, remunerative, rewarding, rich, satisfying, substantial, sweet*, useful, well-paying, worthwhile |
| Antonyms: | disadvantageous, unproductive, unprofitable, useless |
| Main Entry: | good |
| Part of Speech: | adjective |
| Definition: | considerable |
| Synonyms: | adequate, advantageous, ample, big, complete, entire, extensive, full, great, immeasurable, large, long, lucrative, much, paying, profitable, respectable, sizable, solid, substantial, sufficient, whole, worthwhile |
| Notes: | using good as an adverb in place of well ("she dances real good," "he did good") is nonstandard usage - so, it would be best to say "she dances very well," "he did well" well is an adverb to describe an activity; good is an adjective to describe a condition or state |
| Antonyms: | inconsequential, inconsiderable |
| Main Entry: | hardy |
| Part of Speech: | adjective |
| Definition: | strong, tough |
| Synonyms: | able, able-bodied, acclimatized, brawny, burly, capable, enduring, firm, fit, fresh, hale, hardened, healthy, hearty, hefty, in fine fettle, in good condition, in good shape, indefatigable, inured, lusty, mighty, muscular, physically fit, powerful, resistant, robust, rugged, seasoned, solid, sound, stalwart, staunch, stout, sturdy, substantial, tenacious, unflagging, vigorous, well |
| Notes: | hardy means 'strong, durable, capable' - while hearty means 'strong' in a more active way as in hearty appetite, applause, meal |
| Antonyms: | feeble, infirm, invalid, sick, tender, unhealthy, weak |
| Main Entry: | hearty |
| Part of Speech: | adjective |
| Definition: | healthy, full |
| Synonyms: | active, ample, energetic, filling, glowing, good, hale, hardy, nourishing, robust, sizable, solid, sound, square, strong, substantial, vigorous, well |
| Notes: | hardy means 'strong, durable, capable' - while hearty means 'strong' in a more active way as in hearty appetite, applause, meal |
| Antonyms: | feeble, small, unhealthy, weak |
| Main Entry: | heavy |
| Part of Speech: | adjective |
| Definition: | having great weight |
| Synonyms: | abundant, ample, awkward, beefy, big, built, bulky, burdensome, chunky, considerable, copious, corpulent, cumbersome, cumbrous, elephantine, enceinte, excessive, expectant, fat, fleshy, gravid, gross*, hefty, huge, laden, large, lead-footed, loaded, lumbering, massive, obese, oppressed, overweight, parturient, ponderous, porcine, portly, pregnant, stout, substantial, top-heavy, two-ton, unmanageable, unwieldy, weighted, weighty, zaftig |
| Antonyms: | airy, light, lightweight, little, slight, small |
| Main Entry: | hefty |
| Part of Speech: | adjective |
| Definition: | big, bulky |
| Synonyms: | ample, awkward, beefy, brawny, burly, colossal, cumbersome, extensive, fat, forceful, heavy, hulking, husky, large, large-scale, major, massive, muscular, ponderous, powerful, robust, sizable, strapping, strong, sturdy, substantial, thumping, tremendous, unwieldy, vigorous, weighty |
| Antonyms: | slight, small, thin, tiny |