Abstruse
91difficult — I (Roget s IV) modif. 1. [Hard to achieve] Syn. laborious, hard, arduous, strenuous, demanding, exacting, hard won, stiff, heavy, painful, labored, trying, titanic, bothersome, troublesome, burdensome, backbreaking, not easy, wearisome, onerous,… …
92obscure — I (Roget s IV) modif. 1. [Vague] Syn. indistinct, vague, ambiguous, indeterminate, indefinite, enigmatic, cryptic, equivocal, unintelligible, impenetrable, inscrutable, unfathomable, unclear, insoluble, involved, uncertain, indecisive, undefined …
93threat — [OE] Threat originally meant ‘trouble, oppression’; ‘expression of an intention to do harm’ is a secondary sense, which arose out of the notion of ‘putting pressure’ on someone. It came from a prehistoric base *thraut , *threut , *thrut , which… …
94toil — English has two words toil, one of them now used only in the plural. Toil ‘work’ comes via Anglo Norman toiler ‘stir, agitate, wrangle’ from Latin tudiculāre ‘stir around’. This was derived from tudicula ‘mill for crushing olives’, a diminutive… …
95recondite — a. 1. Hidden, occult, dark, obscure, abstruse, transcendental, mystic, mystical, secret, concealed. 2. Profound, deep, abstruse …
96deep — 1. adjective 1) a deep ravine Syn: cavernous, yawning, gaping, huge, extensive; bottomless, fathomless, unfathomable Ant: shallow 2) two inches deep Syn …
97obscure — adj 1. vague, unclear, indefinite, uncertain, doubtful, dubious; abstruse, recondite, arcane; ambiguous, equivocal, cryptic, enigmatic; unfathomable, impenetrable, incomprehensible, mysterious, perplexing, puzzling, confusing, confused. 2.… …
98abstrusity — ab•stru•si•ty [[t]æbˈstru sɪ ti[/t]] n. pl. ties 1) cvb the quality or state of being abstruse 2) cvb an abstruse statement, action, etc • Etymology: 1625–35 …
99recondite — /rəˈkɒndaɪt / (say ruh konduyt), /ˈrɛkəndaɪt / (say rekuhnduyt) adjective 1. dealing with abstruse or profound matters: a recondite treatise. 2. removed from ordinary knowledge or understanding; abstruse; profound: recondite principles. 3. little …
100obscure — [adj1] not easily understood abstruse, ambiguous, arcane, clear as mud*, complicated, concealed, confusing, cryptic, dark, deep, dim, doubtful, enigmatic, enigmatical, esoteric, far out, hazy, hidden, illegible, illogical, impenetrable,… …