extensive

intense, rigorous, arduous, extensive, labor intensive, strenuous, grueling, specialized, painstaking, exhaustive, laborious, exhausting, consuming, tedious, vigorous, lengthy, iterative, continuous, thorough, concentrated, comprehensive, gruelling, expensive, fruitless, advanced, accelerated, hectic, behavior modification, prevocational, indepth, productive, heavy, yearlong, stressful, ongoing, preparatory, toilsome, unproductive, torturous, individualized, exploratory, costly, multifaceted, physical exertion, multidisciplinary, sophisticated, inefficient, brutal, polygraphic, stringent, complex, kcal, systematic, exacting, protracted, weeklong, individualised, meticulous, onsite, unfruitful, prolonged, monotonous, decarbonized, complicated, urgent, structured, psychophysical, regimented, successful, biocatalytic, repetitive, boot camp, tortuous, interdisciplinary, learnable, interactional, robust, fruitful, cumbersome, systematic desensitization, ritualised, fragmented, collaborative, restrictive, froth flotation, harsh, problem solving, smallscale, daylong, evaluative, frenetic, unrewarding, sulfanilic acid, onerous, assiduous, aggressive, fierce, experiential, systematical, explorative, efficient, continual, laborintensive, hased, based, orientated, tensive, labourintensive, largescale, scale, capitalintensive, focused, coordinated, ordinated, computerbased, costeffective, innovative

blitz, brainwashed, calm down, closet, counterpreparation fire, either, even, every lastp, how, however, icu, intensively, intensive care unit, lull, mighty, neonatal intensive care unit, nicu, powerful, right, striker, tutorial, workshop

modifier, qualifier

intense, intensifier