BE INVISIBLE &c. adj.; be hidden (hide) [See Concealment]; lurk (lie hidden) [See Latency]; escape notice.
RENDER INVISIBLE &c. adj.; conceal [See Concealment]; put out of sight.
not see (be blind) [See Blindness]; lose sight of.
ADJECTIVE:
INVISIBLE, imperceptible; undiscernible, indiscernible; unapparent, nonapparent; out of sight, not in sight; à perte de vue [F.], behind the -scenes, - curtain; viewless, sightless; unconspicuous, inconspicuous; unseen &c. (see see [See Vision]); covert (latent) [See Latency]; eclipsed, under an eclipse.
INDISTINCT; dim (faint) [See Dimness]; mysterious, dark, obscure, confused; indistinguishable, undiscernible or undiscernable, shadowy, indefinite, undefined; ill-defined, ill-marked; blurred, blurry, fuzzy, out of focus; misty (opaque) [See Opacity]; veiled (concealed) [See Concealment]; delitescent.