heavy

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 leadfooted 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

Synonyms: abstruse acroamatic arduous boisterous burdensome complex complicated confused effortful esoteric formidable grave grievous hard harsh intolerable knotty labored laborious onerous oppressive profound recondite rough serious solemn stormy strenuous tedious tempestuous toilsome tough troublesome turbulent vexatious violent wearisome weighty wild

Antonyms: easy inconsequential insignificant trivial unimportant

Synonyms: close cloudy crestfallen damp dark dejected despondent disconsolate dismal downcast dull grieving leaden lowering melancholy oppressive overcast sad sodden soggy sorrowful stifling wet

Antonyms: gay happy joyful

Synonyms: apathetic comatose dull hebetudinous indifferent lethargic sluggish slumberous torpid

Antonyms: light moving smoooth