superfast

adj 0.838

quick

adj 0.820

speedy

adj 0.794

rapid

adj 0.786

lightning fast

adj 0.755

quick as a flash

adj 0.713

ultrafast

adj 0.712

expeditious

adj 0.690

speeding

adj 0.682

lightfast

adj 0.675

speeded

adj 0.674

accelerated

adj 0.674

swift

adj 0.672

accelerate

adj 0.671

expedite

adj 0.661

instant

adj 0.661

rapid fire

adj 0.660

brisk

adj 0.659

expedited

adj 0.659

faster-than-light

adj 0.658

prestissimo

adj 0.651

superspeed

adj 0.647

hasty

adj 0.647

fast-flowing

adj 0.646

quick off the mark

adj 0.627

supersonic

adj 0.625

quicksilver

adj 0.624

sharpish

adj 0.621

quick on the draw

adj 0.620

flash

adj 0.619

efficient

adj 0.616

hurried

adj 0.611

fat

adj 0.609

rushed

adj 0.609

rushing

adj 0.608

tachy

adj 0.606

fast-food

adj 0.603

quick-setting

adj 0.602

immediate

adj 0.602

short order

adj 0.602

raced

adj 0.601

express

adj 0.601

allegro

adj 0.597

rush

adj 0.592

quick on the uptake

adj 0.590

medium pace

adj 0.587

turbo

adj 0.585

lightning

adj 0.585

forward

adj 0.583

first

adj 0.582

instantaneous

adj 0.581

acute

adj 0.581

nimble

adj 0.580

light

adj 0.579

pace

adj 0.577

running

adj 0.575

full speed ahead

adj 0.573

short

adj 0.571

hotfoot

adj 0.570

blazing

adj 0.569

accelerative

adj 0.568

early

adj 0.567

agile

adj 0.566

brief

adj 0.565

urgent

adj 0.565

straightaway

adj 0.564

snappy

adj 0.563

quick-sighted

adj 0.562

overhasty

adj 0.562

slow

adj 0.562

far

adj 0.561

soon

adj 0.560

easy

adj 0.559

mile-a-minute

adj 0.558

advance

adj 0.558

sudden

adj 0.557

expedient

adj 0.556

busy

adj 0.551

advanced

adj 0.550

handfast

adj 0.549

furious

adj 0.549

flashy

adj 0.548

fab

adj 0.547

flying

adj 0.546

pressed

adj 0.546

hard

adj 0.546

bright

adj 0.545

sharp

adj 0.543

moving

adj 0.543

quick-tempered

adj 0.541

lightninglike

adj 0.540

tight

adj 0.539

cheap

adj 0.539

good

adj 0.539

smart

adj 0.538

fit

adj 0.537

timely

adj 0.537

hot

adj 0.536

front

adj 0.535

breakneck

adj 0.533