dampening
nounUK /ˈdæmpənɪŋ/
US /ˈdæmpənɪŋ/
Dampening is making something a little wet or making a feeling or sound weaker.
The light rain was dampening the grass in the garden.
OTHER MEANINGS
2. Making a sound or vibration quieter or softer.
The thick curtains are good at dampening the noise from the street.
3. Making a feeling, such as excitement or hope, less strong.
The bad news was dampening everyone's mood at the party.
4. A material or device used to reduce vibration or sound.
The machine sits on rubber dampening to keep it from shaking the floor.