not clearly understood or expressed; "an obscure turn of phrase"; "an impulse to go off and fight certain obscure battles of his own spirit ...
dark: 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"
make less visible or unclear; "The stars are obscured by the clouds"; "the big elm tree obscures our view of the valley"
confuse: make unclear, indistinct, or blurred; "Her remarks confused the debate"; "Their words obnubilate their intentions"
hidden: difficult to find; "hidden valleys"; "a hidden cave"; "an obscure retreat"
make obscure or unclear; "The distinction was obscured"
not famous or acclaimed; "an obscure family"; "unsung heroes of the war"
reduce a vowel to a neutral one, such as a schwa
not drawing attention; "an unnoticeable cigarette burn on the carpet"; "an obscure flaw"