LIGHT-HEARTED Antonyms There are 4 antonyms of the word light-hearted. (opposite meanings)Did you mean?Definition of LIGHT-HEARTEDSynonyms of LIGHT-HEARTEDAlso try opposite words for..light-heartedlyBest Opposite Words For LIGHT-HEARTEDTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1gloomyadjectiveadj2seriousadjectiveadj3solemnadjectiveadj4somberadjectiveadj Alternatives for GLOOMY Words (35)drearybleakdarkdismalcheerlessdesolateforlornlugubriousmelancholymorosemournfulsadsombersullenbluecloudeddimduskygrimmiserabledepresseddingydisconsolatedispiriteddowndowncastdownhearteddrabdreargloomfulgloominglowlow-spiritedsorrysulkyPhrases (1)down in the mouthOpposite words for gloomy Alternatives for SERIOUS Words (16)earnestsolemngraveseveresoberdeterminedresolutesomberstaidthoughtfulweightydangerousgoodgrievouslife-threateningunplayfulOpposite words for serious Alternatives for SOLEMN Words (9)earnestgravesedatesoberserioussomberstaidweightysincereOpposite words for solemn Alternatives for SOMBER Words (15)melancholydismalsoberbleakdarkgloomygravemournfulserioussolemnsullensombrediredrabdrearyOpposite words for somber