Submitted by György Chityil ... on Fri, 01/19/2018 - 16:50 Hierarchy: AdjectiveDescription: {{context|by extension|of a problem or task}} very difficultNgram: mountainousNgram Text: mountainousSource: WiktionaryIssue: 0Wiktionary tag: by extensionNgram Count: 1Wikokit WikiText ID: 943663