tunneler

noun 0.686

tunnel

noun 0.676

river rat

noun 0.674

water rat

noun 0.663

tunneling

noun 0.644

black rat

noun 0.638

rice rat

noun 0.631

mole-rat

noun 0.628

water tunnel

noun 0.615

rat

noun 0.610

rathole

noun 0.604

desert rat

noun 0.601

brown rat

noun 0.600

lab rat

noun 0.584

woodrat

noun 0.580

spelunker

noun 0.564

naked mole rat

noun 0.562

tunnel vision

noun 0.561

tunnel diode

noun 0.561

packrat

noun 0.559

cotton rat

noun 0.554

pack rat

noun 0.552

rodent

noun 0.551

ratting

noun 0.547

rattler

noun 0.542

caver

noun 0.541

ratter

noun 0.538

time tunnel

noun 0.537

muskrat

noun 0.535

burrower

noun 0.534

underground

noun 0.531

trench mortar

noun 0.530

potholing

noun 0.528

kangaroo rat

noun 0.527

gym rat

noun 0.525

cave dweller

noun 0.523

trench

noun 0.523

ground squirrel

noun 0.521

burrowing

noun 0.519

ratel

noun 0.519

rat trap

noun 0.519

raider

noun 0.518

microtine

noun 0.514

vermin

noun 0.513

ratti

noun 0.513

sapper

noun 0.512

slit trench

noun 0.511

combat engineer

noun 0.510

bunker

noun 0.506

frogman

noun 0.505

burrow

noun 0.504

infiltrator

noun 0.501