がっしりした (translations)→ burly ham-hock heavy sinewy strapping vast
きつい (translations)→ arduous baleful bitter broad corrosive demanding explicit fierce good grave hard nasty painful palpable sharp sharply sharpness shattering steep stubborn tightly tough
こわばった (translations)→ lifeless nervous stiff stiffly strained strict taut tautness tense
しっかりした (translations)→ assured brave crack dependable disciplined firm hardheaded indissoluble purposeful solid steadily steady
しっかりとした (translations)→ brisk confident regular
頑固 (translations)→ indomitable resolute
頑丈な (translations)→ hardy insensitive massive monolithic sturdy thickness unbroken
気丈な (translations)→ bold valiant
強い (translations)→ acute beat blustery clear close ferocious great harsh high highly hot huge immune lead loud more powerful profound resistant rich robust successful teeming terrible thick urgent vehement very whip
強く (translations)→ awful badly emphasis forcefully further heartily loudly pretty strongly vehemently vigorously violently warmly
強硬な (translations)→ hard-line hardass stern unbending
強力な (translations)→ aggressive efficient formidable marvelous mighty overwhelming virile
健康な (translations)→ able-bodied healthy
酷な (translations)→ difficult severe
切実な (translations)→ keen poignant true
太い (translations)→ big deep fat large ripe
途方もない (translations)→ egregious enormous extraordinary extravagant far-out gargantuan impossible leviathan monstrous nonsensical ridiculous sheer surprising tall thundering unconscionable wild
目立つ (translations)→ brilliant feature macro notice project resounding stellar tend