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abstruse abundant ample amplest appalling arduous beefy big league bloodiest bloody bulky burdensome bushy close cloudy clumsy copious corpulent criminal criminal cumbrous cumbersome dangerous deep dense denser difficult dopey drowsy dull dull duller duller effortful elevated esoteric extraordinary fat fatter fighter fighters firm fleshy foremost fraught full-bodied gravid gravest gravest grave grave grievous gross grueling hard harder hebetudinous heavyweight hefty heroes hero/heroine heroines high-grade hot-blooded hulky hulking illegal illicit illustrious important incompressible iron jeopardous joyless labored laborious languid languorous leaden lethargic listless loud louder loudest lowering lumbering lymphatic major-league massive meaningful memorable miraculous momentous more abundant more dangerous more difficult more meaningful more primary more significant more significant more serious more solid more urgent most dangerous most notable most primary most serious most significant most significant most urgent most vital nodding notable noteworthy obese onerous oppressive oppressive outlawed overweight parlous parturient passionate perfervid plenteous plenitudinous ponderable ponderous portly pregnant primary/prime primest prodigious profound psychical puissant recondite richest rich richer roaring roiled roiled roily roily rotund rugged sensual serious severe significant significant sleepy slow-footed slow-going slow-paced slowest slower slow sluggish slumberous smoggy soggy solemn solid somniferous somnifacient somnific squat sticky stiff stifling stodgy stolid stout stouter stuffy stuporous stuporous substantial sullen sultry taxing thick thick thick tiresome torpid tough toughest tougher troublesome tubby turbid unfathomable ungainly urgent villain vital weighty wooden