staircase

noun 0.814

spiral

noun 0.777

stair

noun 0.727

stairwell

noun 0.723

stairway

noun 0.721

stairstep

noun 0.691

spiralling

noun 0.677

escalator

noun 0.634

ladder

noun 0.604

logarithmic spiral

noun 0.602

stairlift

noun 0.602

spire

noun 0.585

spiral arm

noun 0.583

double helix

noun 0.581

downward spiral

noun 0.580

helicoid

noun 0.573

inspiral

noun 0.572

ladderway

noun 0.570

balustrade

noun 0.562

corkscrew

noun 0.560

helix

noun 0.560

fire escape

noun 0.550

banister

noun 0.550

step stool

noun 0.549

twisty

noun 0.544

elevator

noun 0.542

scaling ladder

noun 0.539

winding

noun 0.538

step flashing

noun 0.536

spirillum

noun 0.536

handrail

noun 0.532

swirl

noun 0.527

stepstool

noun 0.525

helicate

noun 0.520

labyrinth

noun 0.519

spiral ganglion

noun 0.518

skyscraper

noun 0.515

space elevator

noun 0.515

upstairs

noun 0.514

downstairs

noun 0.510

hairpin turn

noun 0.510

spinning wheel

noun 0.509

wheelchair ramp

noun 0.508

balustrading

noun 0.507

companion ladder

noun 0.505

multi-storey

noun 0.505

baluster

noun 0.502

accommodation ladder

noun 0.501