FLACCIDNESS Antonyms There are 4 antonyms of the word flaccidness. (opposite meanings)Did you mean?Definition of FLACCIDNESSAlso try opposite words for..flaccidflaccidlyflaccidityBest Opposite Words For FLACCIDNESSTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1firmnessnounn2hardnessnounn3rigiditynounn4stiffnessnounn Alternatives for FIRMNESS Words (11)resolutenessresolvesteadinessconstancydeterminationgritperseverancestabilitysteadfastnessresolutionsoundnessPhrases (1)firmness of purposeOpposite words for firmness Alternatives for HARDNESS Words (14)callositycallousnessharshnessinclemencyinsensibilityrigorrigorousnessrigourrigourousnessruggednessseverenessseveritystiffnessunfeelingnessOpposite words for hardness Alternatives for RIGIDITY Words (13)inflexibilityausterityfirmnesshardnessharshnessimmovabilityresistanceseveritysoliditysternnessstiffnessstrictnessrigidnessOpposite words for rigidity Alternatives for STIFFNESS Words (16)hardnessfirmnessimmobilityinflexibilityrigidityawkwardnessclumsinessgracelessnessharshnessinclemencyrigorrigorousnessrigourrigourousnessseverenessseverityOpposite words for stiffness