| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | unusual, abnormal |
| Synonyms: | aberrant, anomalous, atypical, deviant, deviative, extraordinary, ghostly, inexplicable, irregular, marvelous, miraculous, mysterious, odd, peculiar, strange, superhuman, superior, supermundane, supernatural, unaccountable, unearthly, unnatural, unrepresentative, untypical |
| Antonyms: | common, natural, normal, regular, usual |
| Main Entry: | unaccountable |
| Part of Speech: | adjective |
| Definition: | not explainable; mysterious |
| Synonyms: | arcane, astonishing, baffling, extraordinary, impenetrable, incomprehensible, inexplicable, inscrutable, mystic, odd, peculiar, puzzling, strange, uncommon, unexplainable, unfathomable, unheard-of, unintelligible, unknowable, unusual, unwonted |
| Antonyms: | accountable, comprehensible, explainable, responsible |
| Main Entry: | unfathomable |
| Part of Speech: | adjective |
| Definition: | hard to believe; difficult to understand |
| Synonyms: | abstruse, baffling, clear as mud, deep, enigmatic, esoteric, heavy, impenetrable, incognizable, incomprehensible, indecipherable, inexplicable, obscure, profound, too deep, uncomprehensible, ungraspable, unintelligible, unknowable |
| Antonyms: | believable, comprehensible, fathomable |
| Main Entry: | vague |
| Part of Speech: | adjective |
| Definition: | not definite or clear |
| Synonyms: | ambiguous, amorphous, amphibological, bewildering, bleary, blurred, cloudy, dark, dim, doubtful, dreamlike, dubious, enigmatic, equivocal, faint, fuzzy, generalized, hazy, ill-defined, impalpable, imprecise, indefinite, indeterminate, indistinct, inexplicable, lax, loose, misunderstood, muddy, nebulous, obscure, perplexing, problematic, puzzling, questionable, shadowy, superficial, tenebrous, uncertain, unclear, undetermined, unexplicit, unintelligible, unknown, unsettled, unspecified, unsure |
| Antonyms: | certain, clear, definite, sure |
| Main Entry: | unsolvable |
| Part of Speech: | adjective |
| Definition: | not easily solved |
| Synonyms: | inexplicable, inextricable, inscrutable, insoluble, unexcogitable |
| Antonyms: | solvable |
| Main Entry: | enigmatic |
| Part of Speech: | adjective |
| Definition: | mysterious |
| Synonyms: | Delphian, ambiguous, cryptic, dark, doubtful, enigmatical, equivocal, incomprehensible, indecipherable, inexplicable, inscrutable, obscure, occult, oracular, perplexing, puzzling, recondite, secret, sphinxlike, stickling, stumping, teasing, uncertain, unfathomable, unintelligible |
| Antonyms: | clear, known, obvious, plain |
| Main Entry: | mystifying |
| Part of Speech: | adjective |
| Definition: | mysterious |
| Synonyms: | abstruse, alchemistic, arcane, astrological, baffling, cabalistic, covert, cryptic, curious, dark, difficult, enigmatic, enigmatical, equivocal, esoteric, furtive, hidden, impenetrable, incomprehensible, inexplicable, inscrutable, insoluble, magical, mystic, mystical, necromantic, obscure, occult, oracular, perplexing, puzzling, recondite, secretive, sphinxlike, spiritual, strange, subjective, symbolic, transcendental, uncanny, unfathomable, unknowable, unknown, unnatural, veiled, weird* |