Obscurity
WordNet
noun
(1) The quality of being unclear or abstruse and hard to understand
(2) The state of being indistinct or indefinite for lack of adequate illumination
(3) An obscure and unimportant standing; not well known
"He worked in obscurity for many years"
WiktionaryText
Noun
- Darkness; the absence of light
- The state of being unknown; a thing that is unknown
- The quality of being difficult to understand; a thing that is difficult to understand