unidentified Synonyms

unnamed nameless unknown not known undeclared unclaimed uncharted unavowed unattested unascertained unapprehended unannounced such and such unsigned non-specific unclassified unfamiliar undelineated undesignated untagged unsuspected unsung unsourced unrevealed unperceived unnoted unmapped unexplored unexplained undubbed undiscovered undisclosed undiagnosed undiagnosable faceless unclear unspecified pseudonymous obscure mysterious masked innominate indefinite incognito incognita incog general concealed bearding authorless