quiet

adj 0.734

silent

adj 0.695

soundless

adj 0.676

mousy

adj 0.646

noiseless

adj 0.639

hushed

adj 0.620

mouselike

adj 0.609

silenced

adj 0.599

quiescent

adj 0.594

stealthy

adj 0.590

nervous as a cat

adj 0.584

poor as a church mouse

adj 0.581

stealth

adj 0.569

whispering

adj 0.566

cool as a cucumber

adj 0.565

untalkative

adj 0.562

hush-hush

adj 0.560

taciturn

adj 0.554

smooth as silk

adj 0.551

catlike

adj 0.550

muted

adj 0.550

mousing

adj 0.549

timid

adj 0.544

tacit

adj 0.543

stock-still

adj 0.541

mute

adj 0.541

stilled

adj 0.539

closemouthed

adj 0.539

fast asleep

adj 0.539

unquiet

adj 0.538

speechless

adj 0.529

shy

adj 0.529

timorous

adj 0.528

peaceful

adj 0.526

unobtrusive

adj 0.524

calm

adj 0.523

milquetoast

adj 0.521

low-key

adj 0.521

soundproof

adj 0.521

meek

adj 0.519

shtum

adj 0.518

sound asleep

adj 0.518

discreet

adj 0.518

tranquil

adj 0.514

steady as a rock

adj 0.513

docile

adj 0.511

motionless

adj 0.509

quick as a flash

adj 0.508

shut up

adj 0.507

sotto voce

adj 0.507

voiceless

adj 0.506

murmurous

adj 0.506

bashful

adj 0.506

demure

adj 0.502

unassuming

adj 0.501