hefty

• POS: Adjective
• HYPHEN: heft=y

CIDE DICTIONARY

hefty, a. 

•  Moderately heavy.  [1913 Webster]
•  Strong; muscular; -- of people.  [PJC]
•  Substantial; large; as, a hefty increase in annual profits.  [PJC]

OXFORD DICTIONARY

hefty, adj. (heftier, heftiest)
1 (of a person) big and strong.
2 (of a thing) large, heavy, powerful.

Derivative

heftily adv. heftiness n.

THESAURUS

hefty

Herculean, adipose, annoying, arduous, awkward, backbreaking, beefy, besetting, big, big-bellied, bloated, blowzy, bosomy, bothersome, bouncing, brawny, bulky, burdensome, burly, buxom, chubby, chunky, clumsy, considerable, corpulent, crushing, cumbersome, distended, doughty, dumpy, effortful, enormous, extensive, fat, fattish, fleshy, forced, forceful, forcible, forcy, full, full-blooded, full-strength, gross, grueling, gutsy, gutty, hale, hard, hard as nails, hard-earned, hard-fought, hardy, hearty, heavy, heavyset, heavyweight, hippy, huge, husky, imposing, impressive, irksome, iron-hard, killing, labored, laborious, large, large-scale, leaden, lusty, major, massive, massy, meaty, mighty, muscular, nervy, obese, obstinate, onerous, operose, oppressive, overweight, painful, paunchy, plaguey, plump, podgy, ponderous, portly, potbellied, potent, powerful, pudgy, puffy, puissant, punishing, pursy, red-blooded, robust, robustious, roly-poly, rotund, rugged, sizable, sizeable, square, squat, squatty, stalwart, steely, stocky, stout, strained, strapping, strenuous, strong, strong as brandy, strong as strong, strong-willed, sturdy, substantial, swollen, thick-bodied, thickset, toilsome, top-heavy, tough, troublesome, trying, tubby, unwieldy, uphill, vexatious, vigorous, wearisome, weighty, well-fed