Wane
From open-dictionary.com - the free dictionary.
English
Noun
wane
- The decrease of the illuminated part of the moon to the eye of a spectator.
- Decline; failure; diminution; decrease; declension.
- An inequality in a board.
Verb
to wane
- To be diminished; to decrease; -- contrasted with wax, and especially applied to the illuminated part of the moon.
- To decline; to fail; to sink.
- To cause to decrease.