oxygen tank

noun 0.741

oxygen mask

noun 0.716

oxygen therapy

noun 0.709

oxygen bottle

noun 0.673

oxygen cylinder

noun 0.659

hyperbaric chamber

noun 0.633

oxygen

noun 0.624

oxygenator

noun 0.622

tent

noun 0.612

oxygen gas

noun 0.610

ventilator

noun 0.570

hyperoxia

noun 0.564

ozone therapy

noun 0.561

iron lung

noun 0.555

tent peg

noun 0.550

pup tent

noun 0.545

oximeter

noun 0.540

flotation tank

noun 0.539

rebreather

noun 0.537

ozone

noun 0.533

dioxygen

noun 0.526

respirator

noun 0.522

molecular oxygen

noun 0.521

singlet oxygen

noun 0.520

oxygen debt

noun 0.515

gas mask

noun 0.514

tanning bed

noun 0.513

triplet oxygen

noun 0.510

tent caterpillar

noun 0.509

canopy bed

noun 0.509

tenting

noun 0.507

isolette

noun 0.507

hypoxia

noun 0.506

air mattress

noun 0.505

nebulizer

noun 0.504

oxide

noun 0.503

oxygen demand

noun 0.501