subsoil

noun 0.733

subsurface

noun 0.575

rototiller

noun 0.573

scarifier

noun 0.572

plough

noun 0.564

excavator

noun 0.563

backhoe

noun 0.562

bulldozer

noun 0.561

topsoil

noun 0.551

subwoofer

noun 0.551

dozer

noun 0.549

sodbuster

noun 0.548

tractor

noun 0.542

seed drill

noun 0.541

submersible

noun 0.532

soil

noun 0.530

souterrain

noun 0.530

soil scientist

noun 0.528

cultivator

noun 0.528

trenching

noun 0.528

subbase

noun 0.527

fossorial

noun 0.525

manure spreader

noun 0.525

earth-moving

noun 0.524

digger

noun 0.522

subgrade

noun 0.521

dredger

noun 0.520

shovel

noun 0.519

mouldboard

noun 0.516

soaker

noun 0.516

ploughing

noun 0.514

tillage

noun 0.513

steam shovel

noun 0.513

mower

noun 0.512

subduer

noun 0.509

snowblower

noun 0.508

burrower

noun 0.508

plowman

noun 0.507

harvester

noun 0.505

thresher

noun 0.505

trencher

noun 0.504

mattock

noun 0.502

subfloor

noun 0.501

weeder

noun 0.501

submarine

noun 0.501