enigmatical
91equivocal — I adjective ambiguous, ambiguus, ambivalent, amphibological, amphibolous, anceps, bewildering, cloudy, confusing, controversial, debatable, deceptive, dim, disputable, doubtful, dubious, dubius, enigmatic, enigmatical, equivocating, equivocatory …
92esoteric — 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,… …
93inapprehensible — I adjective abstruse, acroamatic, acroamatical, acroatic, ambiguous, beyond comprehension, beyond understanding, enigmatic, enigmatical, hidden, impenetrable, impossible to understand, incognizable, incomprehensible, indistinct, inexplicable,… …
94incomprehensible — I adjective abstruse, acroamatic, acroamatical, acroatic, ambiguous, beyond comprehension, concealed, dark, deep, difficult to comprehend, dim, enigmatic, enigmatical, esoteric, fathomless, hard to understand, hidden, impenetrable, impossible to… …
95indefinable — I adjective abstruse, beyond expression, confusing, cryptic, difficult to explain, difficult to translate, difficult to understand, enigmatic, enigmatical, hard to explain, hard to translate, hard to understand, impenetrable, impossible to… …
96indistinct — I adjective ambiguous, blurred, blurry, cryptic, delitescent, dim, dusky, enigmatic, enigmatical, faded, faint, filmy, foggy, half seen, hazy, ill defined, illegible, imperceptible, inaudible, incomprehensible, indistinguishable, lacking clarity …
97inexplicable — I adjective abstruse, acroamatic, acroamatical, acroatic, baffling, concealed, enigmatic, enigmatical, esoteric, hard to understand, hidden, impenetrable, inapprehensible, incapable of being explained, incomprehensible, indefinable,… …
98inexpressive — adjective apathetic, blank, characterless, cold, deadpan, devoid of expression, dim, dull, empty, enigmatic, enigmatical, expressionless, hardened, impassive, impenetrable, imperturbable, impervious, incomprehensible, inexplicable, inscrutable,… …
99mysterious — I adjective abstruse, arcane, arcanus, baffling, cabalistic, clandestine, cloaked, coded, concealed, covert, cryptic, dark, disguised, enigmatic, enigmatical, esoteric, furtive, hidden, impenetrable, incomprehensible, ineffable, inexplicable,… …
100problematic — I adjective ambiguous, complex, complicated, contestable, controversial, controvertible, cryptic, cryptical, debatable, difficult, disputable, doubtful, dubious, dubius, enigmatic, enigmatical, equivocal, imperspicuous, incertus, insoluble,… …
