abrupt

adj 0.751

acute

adj 0.668

instant

adj 0.667

surprising

adj 0.656

rapid

adj 0.654

immediate

adj 0.644

unanticipated

adj 0.640

precipitant

adj 0.635

instantaneous

adj 0.633

quick

adj 0.631

spontaneous

adj 0.628

shock

adj 0.619

startling

adj 0.614

precipitous

adj 0.614

unpredicted

adj 0.614

fulminant

adj 0.611

unforeseen

adj 0.611

shocking

adj 0.607

unexpected

adj 0.602

drastic

adj 0.601

startled

adj 0.599

emergent

adj 0.597

unscheduled

adj 0.597

hasty

adj 0.595

impromptu

adj 0.594

brusque

adj 0.591

unsuspected

adj 0.590

impulsive

adj 0.589

precipitate

adj 0.586

impetuous

adj 0.585

speedy

adj 0.583

surprised

adj 0.582

explosive

adj 0.581

shocked

adj 0.576

urgent

adj 0.574

unplanned

adj 0.571

rushed

adj 0.566

untimely

adj 0.565

sprung

adj 0.564

paroxysmal

adj 0.561

accidental

adj 0.560

momentary

adj 0.558

straightaway

adj 0.558

fast

adj 0.557

unpremeditated

adj 0.555

strange

adj 0.554

impending

adj 0.554

incident

adj 0.554

panic

adj 0.551

sharpish

adj 0.550

swift

adj 0.549

snap

adj 0.548

dramatic

adj 0.547

snappy

adj 0.547

unannounced

adj 0.546

rushing

adj 0.546

lightning

adj 0.545

irruptive

adj 0.545

quick as a flash

adj 0.545

alert

adj 0.544

simultaneous

adj 0.544

sensational

adj 0.542

springing

adj 0.541

jumping

adj 0.541

unwarned

adj 0.541

unlooked for

adj 0.540

random

adj 0.539

supersonic

adj 0.539

unpredictable

adj 0.539

overhasty

adj 0.539

stunned

adj 0.539

lightninglike

adj 0.537

short-term

adj 0.537

lightning fast

adj 0.536

quicksilver

adj 0.535

capricious

adj 0.535

striking

adj 0.535

jumpy

adj 0.535

upstart

adj 0.534

last minute

adj 0.533

onrushing

adj 0.533

catastrophic

adj 0.533

sharp

adj 0.532

jolting

adj 0.532

astonishing

adj 0.531

hurried

adj 0.531

meteoric

adj 0.531

unforeseeable

adj 0.531

unusual

adj 0.530

oncoming

adj 0.530

superfast

adj 0.529

short-period

adj 0.529

accelerated

adj 0.529

alarming

adj 0.528

headlong

adj 0.528

rush

adj 0.526

short order

adj 0.526

spectacular

adj 0.525

unsuspecting

adj 0.525

curt

adj 0.524