| Main Entry: | arcane |
| Part of Speech: | adjective |
| Definition: | hidden, secret |
Synonyms: |
cabalistic, esoteric, impenetrable, mysterious, mystic, occult, recondite, unaccountable, unknowable |
Antonyms: |
common, commonplace, known, normal, outward |
| Main Entry: | confidential |
| Part of Speech: | adjective |
| Definition: | secret |
Synonyms: |
arcane, backdoor, classified, closet, hush-hush, hushed, inside, intimate, off the record, private, privy |
Antonyms: |
common, familiar, known, public, well-known |
| Main Entry: | cryptic |
| Part of Speech: | adjective |
| Definition: | secret; obscure in meaning |
Synonyms: |
Delphian, Delphic, abstruse, ambiguous, apocryphal, arcane, cabalistic, dark, enigmatic, equivocal, esoteric, evasive, hidden, incomprehensible, inexplicable, murky, mysterious, mystic, mystical, mystifying, occult, opaque, oracular, perplexing, puzzling, recondite, secretive, strange, tenebrous, unclear, unfathomable, uninformative, vague, veiled |
| Notes: | cryptic coloration helps conceal an animal; phaneric coloration makes an animal stand out |
Antonyms: |
clear, obvious, plain, seen, straightforward |
| Main Entry: | dark |
| Part of Speech: | adjective |
| Definition: | hidden, secret |
Synonyms: |
Delphian, abstruse, anagogic, arcane, cabalistic, complicated, concealed, cryptic, deep, enigmatic, esoteric, intricate, knotty, mysterious, mystic, mystical, mystifying, not known, obscure, occult, puzzling, recondite |
Antonyms: |
apparent, distinct, evident, manifest, plain, visible |
| Main Entry: | deep |
| Part of Speech: | adjective |
| Definition: | abstract, complicated in meaning |
Synonyms: |
Delphic, Orphic, Sibylline, abstruse, acute, arcane, complex, concealed, difficult, discerning, esoteric, hard to understand, heavy*, hermetic, hidden, incisive, intricate, learned, mysterious, obscure, occult, penetrating, profound, recondite, sagacious, secret, serious, wise |
Antonyms: |
frivolous, ignorant, shallow, superficial, trivial, unintelligent |
| Main Entry: | dry |
| Part of Speech: | adjective |
| Definition: | sarcastic, sharp-tongued |
Synonyms: |
acerbic, arcane, biting, caustic, cutting, cynical, deadpan, droll, harsh, humorous, ironical, keen, low-key, restrained, salty, sardonic, satirical, sharp, sly, sour, subtle, tart |
| Main Entry: | esoteric |
| Part of Speech: | adjective |
| Definition: | mysterious, obscure |
Synonyms: |
Delphic, Orphic, Sibylline, abstruse, acroamatic, arcane, cabalistic, cryptic, deep, heavy, hermetic, hidden, inner, inscrutable, mystic, mystical, occult, private, profound, recondite, secret |
Antonyms: |
common, familiar, known, obvious, public, unmysterious |
| Main Entry: | impenetrable |
| Part of Speech: | adjective |
| Definition: | incomprehensible |
Synonyms: |
Delphic, arcane, baffling, cabalistic, dark, enigmatic, enigmatical, hidden, incognizable, indiscernible, inexplicable, inscrutable, mysterious, mystic, obscure, sibylline, unaccountable, unfathomable, ungraspable, unintelligible, unknowable |
Antonyms: |
comprehensible, intelligible, penetrable, understandable |
| Main Entry: | inscrutable |
| Part of Speech: | adjective |
| Definition: | hidden, mysterious; blank |
Synonyms: |
ambiguous, arcane, cabalistic, deadpan, difficult, enigmatic, impenetrable, incomprehensible, inexplicable, mysterial, mystic, poker-faced, secret, sphinxlike, unaccountable, undiscoverable, unexplainable, unfathomable, unintelligible, unknowable, unreadable |
Antonyms: |
clear, comprehensible, evident, intelligible, obvious, plain |
| Main Entry: | mysterious |
| Part of Speech: | adjective |
| Definition: | secret, concealed |
Synonyms: |
abstruse, alchemistic, arcane, astrological, baffling, cabalistic, covert, cryptic, curious, dark, difficult, enigmatic, enigmatical, equivocal, esoteric, furtive, hidden, impenetrable, incomprehensible, inexplicable, inscrutable, insoluble, magical, mystical, mystifying, necromantic, obscure, occult, oracular, perplexing, puzzling, recondite, secretive, sphinxlike, spiritual, strange, subjective, symbolic, transcendental, uncanny, unfathomable, unknowable, unknown, unnatural, veiled, weird |
Antonyms: |
apparent, known, obvious, plain, public, straightforward, tangible, unmysterious |