softeningsound

noun
UK /ˈsɒfənɪŋ saʊnd/
US /ˈsɔːfənɪŋ saʊnd/

A softening sound is a sound that gets quieter and gentler.

The softening sound of the rain helped the baby fall asleep.


OTHER MEANINGS

2. A sound that becomes less harsh or sharp over time.

The softening sound of the siren faded as the truck drove away.

3. A speech sound made softer or more lenient in pronunciation.

Linguists noted the softening sound of the consonant at the end of the word.

4. A sound effect used in music or film to make a scene feel calmer.

The editor added a softening sound under the emotional scene.