Herculean, abstruse, accurate, acute, alarming, allegorizing, annotative, appreciative, arduous, attentive, bad, basic, belittling, brutal, captious, carping, caviling, censorious, charged, choicy, choosy, clamorous, clarifying, climacteric, close, commentative, commentatorial, compelling, complex, conclusive, conscientious, consequential, correct, critic, crucial, crying, cynical, dangerous, dangersome, decisive, delicate, demanding, demeaning, demonstrative, demythologizing, deprecating, deprecative, deprecatory, depreciating, depreciative, depreciatory, desperate, detailed, determinative, differential, difficile, difficult, dire, discerning, discoursive, discriminate, discriminating, discriminative, disparaging, disquisitional, dissertational, distinctive, distinguishing, editorial, elucidative, emergent, enlightening, essayistic, essential, euhemeristic, exact, exacting, exegetic, exemplificative, exigent, explaining, explanatory, explicative, explicatory, explosive, expositive, expositorial, expository, exquisite, fastidious, faultfinding, fine, finical, finicking, finicky, formidable, fraught with danger, fussy, glossarial, grave, hairsplitting, hairy, hard, hard-earned, hard-fought, high-pressure, high-priority, humbling, hypercritical, illuminating, illuminative, illustrative, imperative, imperious, important, insistent, instant, intricate, jawbreaking, jeopardous, judgemental, judgmental, judicative, judicial, judiciary, judicious, juridic, juristic, kairotic, key, knotted, knotty, laborious, loaded, lowering, mean, menacing, meticulous, minute, momentous, monographic, nagging, narrow, nice, niggling, no picnic, not easy, on slippery ground, on thin ice, operose, overcritical, parlous, particular, penetrating, perfectionistic, periculous, perilous, pettifogging, picky, pivotal, precarious, precise, precisianistic, precisionistic, pregnant, pressing, priggish, prudish, punctilious, punctual, puristic, puritanic, quibbling, rationalistic, rationalizing, refined, religious, rigid, rigorous, rough, rugged, scholiastic, scrupulous, scrutinizing, selective, sensitive, serious, set with thorns, severe, significant, slippery, slippy, spiny, steep, strenuous, strict, subtle, tactful, thorny, threatening, ticklish, toilsome, touch-and-go, touchy, tough, trichoschistic, tricky, ugly, ultracritical, uncertain, uphill, urgent, vital, weighty, wicked