hush-hush

adj 0.786

muted

adj 0.724

silenced

adj 0.709

quiet

adj 0.706

muffled

adj 0.686

whispering

adj 0.675

silent

adj 0.666

subdued

adj 0.666

shrouded

adj 0.634

unvoiced

adj 0.625

hided

adj 0.625

quiet as a mouse

adj 0.620

stilled

adj 0.616

murmurous

adj 0.612

mute

adj 0.609

huddled

adj 0.608

soundless

adj 0.605

unuttered

adj 0.603

closemouthed

adj 0.601

huffed

adj 0.601

muzzled

adj 0.601

veiled

adj 0.594

sotto voce

adj 0.592

hidden

adj 0.590

unspoken

adj 0.588

tacit

adj 0.587

bashful

adj 0.587

huddle

adj 0.587

shtum

adj 0.584

humbled

adj 0.580

cloaked

adj 0.580

bated

adj 0.580

secluded

adj 0.578

humming

adj 0.576

quiescent

adj 0.575

shy

adj 0.574

squelched

adj 0.573

low-key

adj 0.572

shut

adj 0.571

secret

adj 0.571

shut up

adj 0.569

stifled

adj 0.567

confidential

adj 0.567

demure

adj 0.564

chilled

adj 0.562

huffy

adj 0.561

taciturn

adj 0.560

denoised

adj 0.560

censored

adj 0.560

stealth

adj 0.559

restrained

adj 0.559

humble

adj 0.558

voiceless

adj 0.558

understated

adj 0.557

unquiet

adj 0.557

hoarse

adj 0.557

noiseless

adj 0.556

secretive

adj 0.556

unhidden

adj 0.554

sedate

adj 0.553

stealthy

adj 0.550

shaded

adj 0.548

sub rosa

adj 0.548

discreet

adj 0.547

shadowy

adj 0.547

timid

adj 0.547

unsaid

adj 0.546

soundproof

adj 0.546

calm

adj 0.546

unheard

adj 0.545

mousy

adj 0.545

shielded

adj 0.545

hazed

adj 0.545

cloistered

adj 0.544

husked

adj 0.543

undisclosed

adj 0.542

curtained

adj 0.542

hugger-mugger

adj 0.542

unruffled

adj 0.541

covert

adj 0.540

hedged

adj 0.540

obscured

adj 0.539

hallowed

adj 0.539

reticent

adj 0.539

unexpressed

adj 0.537

mushed

adj 0.535

tranquil

adj 0.535

sheltered

adj 0.534

unshrouded

adj 0.534

withheld

adj 0.534

chastened

adj 0.533

breathy

adj 0.533

mellowed

adj 0.532

shook

adj 0.531

dusky

adj 0.531

sealed

adj 0.531

flushed

adj 0.531

whist

adj 0.531

damped

adj 0.530

undisturbed

adj 0.530