pothole

noun 0.681

digging

noun 0.634

holing

noun 0.631

spelunking

noun 0.628

tunneling

noun 0.603

rathole

noun 0.594

caving

noun 0.588

trenching

noun 0.585

burrowing

noun 0.581

potting

noun 0.574

speleology

noun 0.570

borehole

noun 0.567

poling

noun 0.564

unearthing

noun 0.559

excavation

noun 0.557

drilling

noun 0.552

spelunker

noun 0.545

sinkhole

noun 0.544

rootling

noun 0.544

blasthole

noun 0.542

mining

noun 0.542

dug

noun 0.539

shovel test

noun 0.538

tunnel

noun 0.538

underground

noun 0.536

hole

noun 0.536

poking

noun 0.535

excavate

noun 0.535

manhole

noun 0.535

tunneler

noun 0.535

quarrying

noun 0.534

pot still

noun 0.533

pottle

noun 0.531

knothole

noun 0.531

pot

noun 0.530

poaching

noun 0.529

tunnel rat

noun 0.528

urban exploration

noun 0.525

spudding

noun 0.525

cut and cover

noun 0.524

rockhounding

noun 0.521

rabbit hole

noun 0.518

bouldering

noun 0.518

water tunnel

noun 0.516

probing

noun 0.514

ferreting

noun 0.513

dugout

noun 0.512

pilot hole

noun 0.511

pothos

noun 0.508

trawling

noun 0.508

pit

noun 0.507

burrow

noun 0.507

mudding

noun 0.506

snooping

noun 0.505

mousehole

noun 0.504

potch

noun 0.501

metal detecting

noun 0.501

plughole

noun 0.501

pocketing

noun 0.500

coalmining

noun 0.500