flattish

adj 0.779

flat

adj 0.777

flattened

adj 0.744

flat-chested

adj 0.670

flat-topped

adj 0.637

flat-heeled

adj 0.581

wafer-thin

adj 0.575

plane

adj 0.564

plat

adj 0.561

deadpan

adj 0.559

flabby

adj 0.556

stiff as a board

adj 0.553

stiff as a poker

adj 0.553

dry as a bone

adj 0.552

flat-bottomed

adj 0.548

planar

adj 0.547

flat-footed

adj 0.544

platitudinous

adj 0.542

sheet-like

adj 0.539

flat out

adj 0.539

flat pack

adj 0.538

horizontal

adj 0.537

light as a feather

adj 0.533

skinny as a rail

adj 0.530

flaccid

adj 0.528

flatfooted

adj 0.528

flatscreen

adj 0.525

flatiron

adj 0.524

flapped

adj 0.521

squashed

adj 0.518

shelflike

adj 0.516

superthin

adj 0.515

flapping

adj 0.512

dead tired

adj 0.511

floppy

adj 0.510

out like a light

adj 0.507

white bread

adj 0.503

dead as a doornail

adj 0.503

halfdead

adj 0.502

bored stiff

adj 0.500