Submitted by György Chityil ... on Sat, 01/20/2018 - 01:20 Hierarchy: AdjectiveDescription: {{form of|Attributive form|water vapor|nodot=1}}, ''noun''.Ngram: water-vaporNgram Text: water-vaporSource: WiktionaryIssue: 0Wiktionary tag: form ofAttributive formnodot=1Ngram Count: 1