anonymous exotic foreign nameless new remote strange uncharted undiscovered unexplained unexplored unfamiliar unidentified unnamed unrecognized X alien dark far secret so-and-so concealed desolate distant far-off faraway hidden humble incog incognito little known such-and-such unapprehended unascertained uncelebrated undistinguished unheard-of unnoted unperceived unrenowned unrevealed unsung untold