down tube

noun 0.656

dip

noun 0.644

dipstick

noun 0.617

dipper

noun 0.617

siphon

noun 0.598

dipping

noun 0.593

dip pen

noun 0.593

tube

noun 0.592

pitot tube

noun 0.577

boiler tube

noun 0.567

tubule

noun 0.564

tubing

noun 0.559

tub

noun 0.557

pipette

noun 0.555

test tube

noun 0.552

vacuum tube

noun 0.549

dipole

noun 0.549

float tube

noun 0.547

inner tube

noun 0.545

connecting tubule

noun 0.539

tailpiece

noun 0.538

germ tube

noun 0.536

tube site

noun 0.536

downpipe

noun 0.534

pipa

noun 0.533

standpipe

noun 0.531

drip

noun 0.528

downcomer

noun 0.522

handpump

noun 0.521

double-dip

noun 0.520

water tap

noun 0.517

torpedo tube

noun 0.516

dropper

noun 0.515

fluorescent tube

noun 0.514

diplexer

noun 0.513

flue pipe

noun 0.512

cold tap

noun 0.511

electric dipole

noun 0.511

electron tube

noun 0.507

drainpipe

noun 0.507

big dipper

noun 0.506

drip-dry

noun 0.506

water pipe

noun 0.505

pipe

noun 0.504

phototube

noun 0.503