Silent

安靜 /安静

(free from sound or noise; absolutely still; perfectly quiet)

恬靜 /恬静

tim⁴ zing⁶, tim⁵ zing⁶

(free from sound or noise; absolutely still; perfectly quiet)

沉默

cam⁴ mak⁶

(not speaking; indisposed to talk; speechless; mute; taciturn)

緘默 /缄默

gaam¹ mak⁶, zin¹ mak⁶

(not speaking; indisposed to talk; speechless; mute; taciturn)

靜 /静

zing⁶

(free from sound or noise; absolutely still; perfectly quiet)