затуха́ть

rare #26022

verbimperfective

1.
to go out (slowly), to die down, to be extinguished, to burn out
Костёр ме́дленно затуха́л.
The campfire was slowly dying down.
Imperfective; of fire, embers, a lamp.
2.
to fade, to decay, to be damped, to die awayphysics
Звук мото́ра постепе́нно затуха́ет.
The sound of the engine gradually fades away.
Of sounds and waves; затухающие колебания = damped oscillations.
3.
to wane, to subside, to cool off, to fizzle out
Интере́с к прое́кту бы́стро затуха́л.
Interest in the project was quickly waning.
Of interest, enthusiasm, a conflict.

Examples

Костёр, гревший путников, постепенно затухал.
The campfire that had been warming the travelers gradually died down.
Шум в зале потихоньку затухал
The noise in the hall was gradually dying down.
Костёр начал медленно затухать в темноте
The campfire began to slowly die down in the darkness.
Огонь в печи постепенно затухает
The fire in the stove is gradually dying down.

Imperative
ты	затуха́й
вы	затуха́йте

Active present	затуха́ющий	fading, dying out, decaying, extinguishing
Active past	затуха́вший	fading, dying out, waning, dwindling
Passive present	-
Passive past	-
Gerund present	затуха́я	while doing (present)
Gerund past	затухав затухавши	while doing (past)