HEFTIEST

HEFTY

goodly, goodish, healthy, hefty, respectable, sizable, sizeable, tidy

(adjective) large in amount or extent or degree; “it cost a considerable amount”; “a goodly amount”; “received a hefty bonus”; “a respectable sum”; “a tidy sum of money”; “a sizable fortune”

hefty

(adjective) of considerable weight and size; “a hefty dictionary”

brawny, hefty, muscular, powerful, sinewy

(adjective) (of a person) possessing physical strength and weight; rugged and powerful; “a hefty athlete”; “a muscular boxer”; “powerful arms”

Source: WordNet® 3.1

Adjective

heftiest

superlative form of hefty: most hefty

Source: Wiktionary

HEFTY

Heft"y, a.

Definition: Moderately heavy. [Colloq. U. S.]

Source: Webster’s Unabridged Dictionary 1913 Edition