unexplored Synonyms

undiscovered untrodden unfathomed unexplained unexamined undisclosed undiagnosed undiagnosable unchartered uncharted unascertained unapprehended such and such unfamiliar uninvestigated unresearched untrod untraversed untravelled untracked untraced unsifted unsearched unrevealed unrenowned unplumbed unperceived unnoted unmapped undetected unexposed unidentified obscure novel new nameless mysterious incognito incog hidden foreign exotic concealed chartless anonymous pathless secret unmined undistinguished little-known