obscured (?.)
- abstruse
- armored
- beamless
- beclouded
- bedazzled
- between the lines
- beyond one
- black
- black as night
- blind
- blindfold
- blindfolded
- buried
- caliginous
- cased
- ceiled
- cloaked
- close
- clouded
- coated
- complex
- complicated
- concealed
- coped
- covered
- covert
- cowled
- crabbed
- cramp
- cryptic
- curtained
- dark
- dark as night
- dark as pitch
- darkened
- darkling
- darksome
- dazed
- dazzled
- delitescent
- difficult
- dormant
- ebon
- ebony
- eclipsed
- encapsulated
- encapsuled
- encased
- enveloped
- enwrapped
- esoteric
- excecate
- filmed
- floored
- garbled
- guarded
- hard
- hard to understand
- hibernating
- hid
- hidden
- hooded
- hoodwinked
- housed
- in a cloud
- in a fog
- in eclipse
- in purdah
- in the wings
- incommunicado
- intricate
- jumbled
- knotty
- latent
- loricate
- loricated
- lurking
- mantled
- masked
- muffled
- mysterious
- mystic
- night-black
- night-clad
- night-cloaked
- night-dark
- night-enshrouded
- night-filled
- night-mantled
- night-veiled
- obfuscated
- obscure
- occult
- occulted
- overtechnical
- packaged
- paved
- perplexed
- pitch-black
- pitch-dark
- pitchy
- possible
- potential
- privy
- rayless
- recondite
- roofed-in
- scrambled
- screened
- scummed
- secluded
- secluse
- secret
- sequestered
- sheathed
- shelled
- shielded
- shrouded
- sleeping
- snow-blind
- snow-blinded
- starless
- submerged
- sunless
- swathed
- tenebrious
- tenebrose
- tenebrous
- tented
- tough
- under an eclipse
- under cover
- under house arrest
- under the surface
- under wraps
- underground
- underlying
- unilluminated
- unknown
- unlighted
- unlit
- unmanifested
- veiled
- virtual
- walled
- walled-in
- wrapped
- wrapped in clouds
