unwaning

verb (used without object), waned, wan·ing.

1. to decrease in strength, intensity, etc.: Daylight waned, and night came on. Her enthusiasm for the cause is waning.
2. to decline in power, importance, prosperity, etc.: Colonialism began to wane after World War II.
3. to draw to a close; approach an end: Summer is waning.
4. (of the moon) to decrease periodically in the extent of its illuminated portion after the full moon.Compare wax2(def 2).

noun

5. a gradual decrease or decline in strength, intensity, power, etc.
6. the drawing to a close of life, an era, a period, etc.
7. the waning of the moon.
8. a period of waning.
9. a defect in a plank or board characterized by bark or insufficient wood at a corner or along an edge, due to the curvature of the log.

Idioms

10. on the wane, decreasing; diminishing: The popularity of that song is on the wane.

verb (intr)

1. (of the moon) to show a gradually decreasing portion of illuminated surface, between full moon and new moonCompare wax 2 (def. 2)
2. to decrease gradually in size, strength, power, etc
3. to draw to a close

noun

4. a decrease, as in size, strength, power, etc
5. the period during which the moon wanes
6. the act or an instance of drawing to a close
7. a rounded surface or defective edge of a plank, where the bark was
8. on the wane in a state of decline

v.Old English wanian “make or become smaller gradually,” from Proto-Germanic *wanojanan (cf. Old Saxon wanon, Old Norse vana, Old Frisian wania, Middle Dutch waenen, Old High German wanon “to wane, to grow less”), from *wano- “lacking,” from PIE *we-no-, from root *eue- “to leave, abandon, give out” (see vain). Related: Waned; waning; wanes. see wax and wane.