inflammable

noun 0.780

flammable

noun 0.744

nonflammable

noun 0.685

inflammability

noun 0.674

gas and air

noun 0.652

flammability

noun 0.633

firedamp

noun 0.632

dephlogisticated air

noun 0.630

combustible

noun 0.627

fixed air

noun 0.627

liquid air

noun 0.609

illuminating gas

noun 0.601

nitrous air

noun 0.598

hot air

noun 0.596

marsh gas

noun 0.584

incendiary

noun 0.576

air

noun 0.575

light air

noun 0.573

compressed air

noun 0.570

phlogiston

noun 0.560

town gas

noun 0.560

synthetic air

noun 0.559

air pocket

noun 0.557

gas main

noun 0.553

inert gas

noun 0.549

combustibility

noun 0.548

incombustible

noun 0.545

thin air

noun 0.544

gas

noun 0.542

fresh air

noun 0.542

air embolism

noun 0.538

gas fire

noun 0.538

oxygen gas

noun 0.537

flue gas

noun 0.536

inhalant

noun 0.535

residual air

noun 0.532

flatus

noun 0.528

natural gas

noun 0.528

gas flaring

noun 0.526

oxyfuel

noun 0.526

explosibility

noun 0.524

midair

noun 0.522

air engine

noun 0.521

ideal gas

noun 0.520

inflatus

noun 0.513

aviation fuel

noun 0.513

air pollutant

noun 0.511

inflatable

noun 0.510

luft

noun 0.509

flam

noun 0.509

inflammatory

noun 0.508

air intake

noun 0.507

bottled gas

noun 0.507

oil gas

noun 0.507

gas jet

noun 0.507

flatulence

noun 0.506

gas hydrate

noun 0.506

fumigant

noun 0.505

firey

noun 0.503

water gas

noun 0.503

air bubble

noun 0.501

laughing gas

noun 0.501

change of air

noun 0.501