v. make undecipherable or imperceptible by obscuring or concealing; "a hidden message"; "a veiled threat"

v. reduce a vowel to a neutral one, such as a schwa

v. make unclear, indistinct, or blurred; "Her remarks confused the debate"; "Their words obnubilate their intentions"

v. make less visible or unclear; "The stars are obscured by the clouds"; "the big elm tree obscures our view of the valley"

adj. not clearly understood or expressed; "an obscure turn of phrase"; "an impulse to go off and fight certain obscure battles of his own spirit"-Anatole Broyard; "their descriptions of human behavior become vague, dull, and unclear"- P.A.Sorokin; "vague...forms of speech...have so long passed for mysteries of science"- John Locke

adj. marked by difficulty of style or expression; "much that was dark is now quite clear to me"; "those who do not appreciate Kafka's work say his style is obscure"

adj. not drawing attention; "an unnoticeable cigarette burn on the carpet"; "an obscure flaw"

adj. not famous or acclaimed; "an obscure family"; "unsung heroes of the war"

adj. difficult to find; "hidden valleys"; "a hidden cave"; "an obscure retreat"