bathysphere

noun 0.864

bathymetry

noun 0.641

submarine

noun 0.626

submersible

noun 0.622

scuba

noun 0.577

submariner

noun 0.576

glass-bottom boat

noun 0.561

fathometer

noun 0.559

diving bell

noun 0.557

scuba diver

noun 0.555

underwater

noun 0.555

bathtub

noun 0.548

hydrophone

noun 0.548

scuba diving

noun 0.543

bath

noun 0.542

deep sea

noun 0.540

bathing machine

noun 0.534

benthopelagic

noun 0.533

diving suit

noun 0.527

ultrasonic bath

noun 0.524

scaphoid

noun 0.521

sonobuoy

noun 0.518

depth sounder

noun 0.517

benthic

noun 0.517

hyperbaric chamber

noun 0.514

bateau

noun 0.512

periscope

noun 0.510

flotation tank

noun 0.508

dive

noun 0.507

ichthyosaurus

noun 0.505

bather

noun 0.503

boat

noun 0.502

bathos

noun 0.502

batfish

noun 0.502

pocket battleship

noun 0.501

swim bladder

noun 0.500