drilldown

noun 0.927

drill

noun 0.747

drilling

noun 0.735

drill bit

noun 0.631

driller

noun 0.617

drill rig

noun 0.611

drill floor

noun 0.593

drill press

noun 0.589

digging

noun 0.587

deep

noun 0.569

dive

noun 0.563

down

noun 0.558

drillmaster

noun 0.555

twist drill

noun 0.547

dug

noun 0.546

depth

noun 0.541

dropdown

noun 0.540

probing

noun 0.533

tunneling

noun 0.529

drill instructor

noun 0.527

bow drill

noun 0.526

borehole

noun 0.524

rabbit hole

noun 0.522

down below

noun 0.521

drawdown

noun 0.513

burrowing

noun 0.513

countdown

noun 0.512

drop back

noun 0.508

explore

noun 0.507

excavate

noun 0.505

descending

noun 0.504

burrow

noun 0.504

deep cut

noun 0.504

draining

noun 0.503

deepness

noun 0.502

diving

noun 0.502

button-down

noun 0.501

fire drill

noun 0.501

drub

noun 0.500

plunge

noun 0.500