caving

noun 0.786

cave

noun 0.767

cavern

noun 0.679

caver

noun 0.664

cave dweller

noun 0.596

cavity

noun 0.593

collapse

noun 0.591

cove

noun 0.584

capitulation

noun 0.574

caveat

noun 0.574

caveator

noun 0.571

sinkhole

noun 0.570

underground

noun 0.554

crevice

noun 0.551

collapsar

noun 0.548

fall out

noun 0.547

cavitation

noun 0.545

dive

noun 0.544

tunnel

noun 0.543

concave

noun 0.541

spelunking

noun 0.532

sink

noun 0.525

crumbling

noun 0.525

excavate

noun 0.524

fall

noun 0.522

crumble

noun 0.521

surrender

noun 0.518

cellar

noun 0.518

cavewoman

noun 0.517

sinking

noun 0.517

cavus

noun 0.517

fell

noun 0.517

caveman

noun 0.517

lacune

noun 0.516

craw

noun 0.514

crash

noun 0.514

grotto

noun 0.513

dugout

noun 0.511

bunker

noun 0.510

cage

noun 0.507

fallback

noun 0.507

downfall

noun 0.507

ceder

noun 0.506

recollapse

noun 0.506

implosive

noun 0.506

incline

noun 0.506

incuse

noun 0.503

underpass

noun 0.503

crumple

noun 0.503

subsidence

noun 0.503

crag

noun 0.503

crawl space

noun 0.503

lacuna

noun 0.503

crater

noun 0.502

implosion

noun 0.502

basement

noun 0.502

cubbyhole

noun 0.500