For a person:
* Silencieux: This is the most common word, meaning "silent" or "quiet" and refers to a person who is quiet or doesn't talk much.
* Calme: This means "calm" and can also be used to describe a person who is quiet and composed.
* Discret: This means "discreet" and refers to someone who is quiet and doesn't attract attention.
For a place or situation:
* Silencieux: This can also describe a quiet place or situation.
* Calme: This is the most common word for a quiet place or situation, implying peace and tranquility.
* Tranquille: This is similar to "calme" and emphasizes the sense of serenity and relaxation.
* Paisible: This means "peaceful" and refers to a place or situation that is quiet and free from conflict.
For a sound:
* Silencieux: This is the most common word for a quiet sound.
* Faible: This means "low" or "soft" and can be used for a quiet sound.
Choosing the right word depends on the specific nuance you want to convey.