SUPERFLUOUSNESS Antonyms There are 10 antonyms of the word superfluousness. (opposite meanings)Did you mean?Definition of SUPERFLUOUSNESSSynonyms of SUPERFLUOUSNESSAlso try opposite words for..superfluousBest Opposite Words For SUPERFLUOUSNESSTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1crucialadjectiveadj2essentialadjectiveadj3importantadjectiveadj4indispensableadjectiveadj5necessaryadverb, adjectiveadv, adj6neededadjectiveadj7requiredverb, adjectivev, adj8requisiteadjectiveadj9valuableadjectiveadj10vitaladjectiveadj Alternatives for CRUCIAL Words (17)essentialimportantcriticaldecisivefundamentalimperativeindispensableintegralkeymomentousnecessaryparamountpivotalsignificantsubstantivevitalall-importantPhrases (1)of the essenceOpposite words for crucial Alternatives for ESSENTIAL Words (16)crucialindispensablenecessaryrequisitebasicfundamentalimperativeimportantkeyprimarysignificantvitalall-importantnecessityrequirementsubstantivePhrases (1)of the essenceOpposite words for essential Alternatives for IMPORTANT Words (20)significantcrucialweightycriticalessentialfundamentalgraveimperativeindispensableinfluentialkeymomentousnecessarynoteworthyparamountprominentserioussubstantialvitalauthoritativePhrases (1)of importOpposite words for important Alternatives for INDISPENSABLE Words (13)essentialcrucialfundamentalimperativeimportantintegralmandatorynecessaryneededobligatoryrequiredrequisitevitalOpposite words for indispensable Alternatives for NECESSARY Words (17)essentialrequisitecompulsorycrucialimperativeimportantindispensablemandatoryneededneedfulobligatoryrequiredvitalinevitablenaturalnecessityrequirementOpposite words for necessary Alternatives for NEEDED Words (35)compulsorycrucialessentialimperativeimportantindispensablemandatorynecessaryobligatoryprescribedrequiredrequisitevitalwanteddemandedrequirewantdemandaskbedesireindigenceinvolvelackmotivationmotivenecessitatepauperismpauperizationpenurypostulatetakewillwishwithoutPhrases (1)call forOpposite words for needed Alternatives for REQUIRED Words (19)compulsoryessentialimperativemandatorynecessaryneededobligatoryprerequisitevitalaskneedcommanddemandexpectinvolvenecessitatepostulatetakewantPhrases (1)call forOpposite words for required Alternatives for REQUISITE Words (9)necessaryessentialneededrequiredcompulsoryobligatorynecessityneedfulrequirementOpposite words for requisite