Eng: Vapor...

熏

Cure, Fog, Fumigate, Scent, Smoke, Vapor

汽

Steam, Vapor

瀣

Mist, Vapor

煙

Ashes, Cigarette, Mist, Opium, Smoke, Soot, Tobacco, Vapor

霧

Fine, Fog, Mist, Vapor

蒸汽

Steam, Vapor