recondite
41hidden — I adjective absconditus, abstruse, ambushed, arcane, blind, buried, camouflaged, clandestine, cloaked, close, clouded, concealed, covered, covert, cryptic, dark, delitescent, disguised, eclipsed, enigmatical, enshrouded, esoteric, hieroglyphic,… …
42obscure — I (abstruse) adjective complex, cryptic, cryptical, deep, difficult, difficult to understand, enigmatic, enigmatical, esoteric, hidden, impalpable, incomprehensible, intricate, involved, mysterious, profound, recondite, transcendental, unapparent …
43abstruse — I adjective abstract, ambiguous, attenuated, cloudy, complex, difficult to understand, elusive, enigmatic, esoteric, hidden, incomprehensible, indefinable, indefinite, inexplicable, mysterious, nebulous, obscure, profound, puzzling, rarefied,… …
44arcane — I adjective esoteric, incomprehensible, inexplicable, inscrutable, mysterious, recondite, unaccountable, unfathomable, unintelligible, unrecognizable II index clandestine, confidential, esoteric, hidden …
45complex — I adjective abstruse, bewildering, chaotic, circuitous, complicated, confused, convoluted, difficult, elaborated, enigmatic, entangled, flexuous, impenetrable, implicated, inextricable, inscrutable, interlaced, interwoven, intricate, involuted,… …
46concealed — I (confidential) adjective abstruse, clandestine, cloaked, covert, cryptic, delitescent, disguised, evasive, furtive, impalpable, latent, lurking, obscure, private, privy, recondite, secret, secreted, shrouded, stealthy, surreptitious, ulterior,… …
47difficult — I adjective arduous, attended by obstacles, awkward, beset with difficulty, beyond one s reach, bothersome, burdensome, complex, complicated, convoluted, difficile, difficilis, encompassed with difficulties, enigmatic, entangled by difficulties,… …
48esoteric — I adjective abstruse, acroamatic, acroamatical, acroatic, arcane, cabalistic, cabalistical, concealed, confidential, confined to a select circle, covert, cryptic, deep, designed for the initiated, difficult to comprehend, enigmatic, enigmatical,… …
49impenetrable — I adjective adamantine, closed, complex, crass, difficult, dull, enigmatic, hidden, impassable, impermeable, imperviable, impervious, inaccessible, inapprehensible, incomprehensible, indefinable, inexplicable, inexpressive, inexpugnable,… …
50involved — I (a party to) adjective absorbed, absorbed with, added as a defendant, added as a party, caught up in, contributing, devoted to, engaged, engrossed in, immersed in, implied, intent, intent on, occupied, sued, taken up with II (complex) adjective …
