dredge

noun 0.895

dredger

noun 0.840

digging

noun 0.653

dewatering

noun 0.646

trawling

noun 0.641

trenching

noun 0.609

desilting

noun 0.605

dreg

noun 0.581

dunging

noun 0.579

drilling

noun 0.578

mining

noun 0.568

earth-moving

noun 0.568

dug

noun 0.568

excavation

noun 0.564

digger

noun 0.563

sluicing

noun 0.552

goldmining

noun 0.551

excavate

noun 0.550

trawl

noun 0.549

diving

noun 0.549

draining

noun 0.549

drenching

noun 0.548

ducting

noun 0.546

dowsing

noun 0.545

quarrying

noun 0.543

scraping

noun 0.542

hydraulic mining

noun 0.542

gravelling

noun 0.541

shovelling

noun 0.541

drowning

noun 0.540

excavator

noun 0.539

scouring

noun 0.538

unearthing

noun 0.536

scooping

noun 0.536

trawler

noun 0.532

drudge

noun 0.531

damming

noun 0.531

sifting

noun 0.529

hauling

noun 0.527

debridement

noun 0.526

raking

noun 0.525

dunning

noun 0.525

ore dressing

noun 0.525

fishing

noun 0.524

mudding

noun 0.524

dislodging

noun 0.523

dreads

noun 0.523

dree

noun 0.523

beachcombing

noun 0.523

dragger

noun 0.521

crabbing

noun 0.519

drying

noun 0.519

dewing

noun 0.519

shoring

noun 0.519

drydock

noun 0.518

droning

noun 0.518

drench

noun 0.517

metal detecting

noun 0.517

grubbing

noun 0.517

scour

noun 0.515

drill rig

noun 0.514

drafting

noun 0.513

ploughing

noun 0.512

dugout

noun 0.512

trudge

noun 0.512

demersal

noun 0.511

sanding

noun 0.510

ditcher

noun 0.509

fording

noun 0.508

derrick

noun 0.508

drudgery

noun 0.508

scrubbing

noun 0.505

scrapping

noun 0.505

draught

noun 0.505

drag

noun 0.504

drogue

noun 0.504

gold-digging

noun 0.504

deep water

noun 0.503

ocean engineering

noun 0.503

noodling

noun 0.502

sediment

noun 0.502

boating

noun 0.502

drumming

noun 0.501

dumping

noun 0.501

burrowing

noun 0.501