Wane

обзо́л

obzól

(rounded corner)

спад

spad

(gradual diminution)

у́быль

úbylʹ

(gradual diminution)

убыва́ние

ubyvánije

(gradual diminution)

убыва́ние

ubyvánije

(lunar phase)

упа́док

upádok

(gradual diminution)

уще́рб

uščérb

(lunar phase)

убы́ть

ubýtʹ

(to progressively lose its splendor, value, ardor, power, intensity, etc.)

убыва́ть

ubyvátʹ

(to progressively lose its splendor, value, ardor, power, intensity, etc.)