cave

noun 0.795

cave in

noun 0.786

caver

noun 0.753

spelunking

noun 0.752

cavern

noun 0.732

cave dweller

noun 0.664

cavitation

noun 0.643

cavity

noun 0.639

speleology

noun 0.623

canyoning

noun 0.615

caveator

noun 0.603

potholing

noun 0.588

canyoneering

noun 0.587

cavewoman

noun 0.585

crawling

noun 0.582

spelunker

noun 0.580

burrowing

noun 0.579

cavus

noun 0.578

diving

noun 0.571

caveman

noun 0.569

rock climbing

noun 0.569

tunneling

noun 0.567

cove

noun 0.565

cavitand

noun 0.564

digging

noun 0.561

caveat

noun 0.559

bouldering

noun 0.558

cavy

noun 0.556

craw

noun 0.556

excavation

noun 0.554

crag

noun 0.551

crouching

noun 0.550

canyon

noun 0.549

karst

noun 0.549

camping

noun 0.549

crevice

noun 0.549

quarrying

noun 0.544

cavorting

noun 0.544

grotto

noun 0.544

underground

noun 0.542

climbing

noun 0.539

dive

noun 0.539

tunnel

noun 0.539

crawl

noun 0.538

caking

noun 0.536

sinkhole

noun 0.536

cratering

noun 0.534

karstification

noun 0.534

excavate

noun 0.534

cage

noun 0.529

crawl space

noun 0.529

speleothem

noun 0.527

crouch

noun 0.527

coving

noun 0.527

scuba diving

noun 0.526

crazing

noun 0.522

cavil

noun 0.521

creaking

noun 0.520

mining

noun 0.519

crawlway

noun 0.518

mountain climbing

noun 0.518

cavity wall

noun 0.517

crabbing

noun 0.516

cribbing

noun 0.515

dugout

noun 0.513

capering

noun 0.512

calving

noun 0.511

sinking

noun 0.511

capping

noun 0.510

urban exploration

noun 0.510

canoeing

noun 0.509

stalactite

noun 0.508

cottaging

noun 0.508

capitulation

noun 0.507

hiking

noun 0.504

cadge

noun 0.503

cubbyhole

noun 0.501

free climbing

noun 0.501

geocaching

noun 0.500