- humbleness, unimportance, obscureness - the state of being humble and unimportant
--1 is a kind of obscurity
- obscurity, obscureness - the state of being indistinct or indefinite for lack of adequate illumination
--2 is a kind of semidarkness
- obscureness, obscurity, abstruseness, reconditeness - the quality of being unclear or abstruse and hard to understand
--3 is a kind of incomprehensibility