Synonyms to unwitnessed

behind the scenes, DR, alive to, appreciative of, apprised of, awake to, aware of, back to back, backstage, before an audience, before the footlights, behind, behind the curtain, behind the veil, camouflaged, causal, causative, cognizant of, concealed, conscious of, constitutive, covertly, decisive, determinative, disguised, down left, down right, downstage, effectual, etiological, formative, hep to, hidden, imperceptible, in a corner, in a whisper, in back of, in darkness, in hidlings, in secret, in the background, in the dark, in the know, in the limelight, in the rear, in the secret, indiscernible, informed of, insensible, institutive, invisible, latent, let into, mindful of, no stranger to, nobody the wiser, occasional, off stage, on the stage, on to, onstage, originative, out of sight, pivotal, privy to, secret, secretly, seized of, sensible of, sensible to, sightless, sotto voce, streetwise, sub rosa, submerged, tandem, unapparent, unbeheld, unbeholdable, undeceived, under the breath, under the rose, undercover, underground, undiscernible, unnoticed, unobserved, unperceivable, unperceived,