IN FUN Antonyms There are 10 antonyms of the phrase in fun. (opposite meanings)Did you mean?Definition of IN FUNAlso try opposite words for..funfunnedfunnestBest Opposite Words For IN FUNTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1douradjectiveadj2earnestadjectiveadj3gravenoun, adjectiven, adj4seriousadjectiveadj5severeadjectiveadj6soberverb, adjectivev, adj7solemnadjectiveadj8somberadjectiveadj9staidadjectiveadj10unsmilingadjectiveadj Alternatives for DOUR Words (25)forbiddingsullengloomygrimmoroseseveresternseriousunsmilingunyieldingdarkdejecteddoggedgloweringglumharshmelancholicmoodyobstinatepersistentpertinacioussaturninesourstubborntenaciousOpposite words for dour Alternatives for EARNEST Words (18)heartfeltsincerededicatedgenuineseriouswholeheartedbusinesslikedeardeservedevoutgarnergeneratemakemeritrendersolemnwinyieldOpposite words for earnest Alternatives for GRAVE Words (24)sedateserioussobersolemngrievousimportantmomentoussombrestaidweightydangerousdemureengraveheavyinscribelife-threateningsagescratchsculptsculptureseverethoughtfultombsweerPhrases (1)grave accentOpposite words for grave Alternatives for SERIOUS Words (16)earnestsolemngraveseveresoberdeterminedresolutesomberstaidthoughtfulweightydangerousgoodgrievouslife-threateningunplayfulOpposite words for serious Alternatives for SEVERE Words (29)hardausterebrutalharshrigoroussterncruelfirminflexiblerigidstrictstringenttoughuncompromisingunforgivingunyieldingseriousdangerousextremegravegrievousheavyintenseknockoutlife-threateningspartanstarkterriblewickedOpposite words for severe Alternatives for SOBER Words (11)abstemiousmoderatetemperatedrabgravesedateserioussolemnsombersombreunplayfulPhrases (1)sober upOpposite words for sober Alternatives for SOLEMN Words (9)earnestgravesedatesoberserioussomberstaidweightysincereOpposite words for solemn Alternatives for SOMBER Words (15)melancholydismalsoberbleakdarkgloomygravemournfulserioussolemnsullensombrediredrabdrearyOpposite words for somber