The absence of disturbance or trouble; peace, security.
The absence of sound; quietness.
The absence of movement; stillness, tranquility.
Be quiet.
Not busy, of low quantity.
Not talking much or not talking loudly; reserved.
With little or no sound; free of disturbing noise.
Not showy; undemonstrative.
Requiring little or no interaction.
Having little motion or activity; calm.
To become quiet or calm.
To cause (someone or something) to become quiet.
Terrorism.
The action or quality of causing dread; terribleness, especially such qualities in narrative fiction.
Intense dread, fright, or fear.
A night terror.
Something or someone that causes such fear.