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Adjective: hefty (heftier,heftiest)  hef-tee
  1. (of a person) possessing physical strength and weight; rugged and powerful
    "a hefty athlete";
    - brawny, muscular, powerful, sinewy, muscly
     
  2. Of considerable weight and size
    "a hefty dictionary"
     
  3. Large in amount, extent or degree
    "received a hefty bonus";
    - goodly, goodish, healthy, respectable, sizable, sizeable, tidy

Derived forms: heftiest, heftier

See also: considerable, heavy, strong

Encyclopedia: Hefty