SLACKLY Antonyms There are 8 antonyms of the word slackly. (opposite meanings)Did you mean?Definition of SLACKLYSynonyms of SLACKLYBest Opposite Words For SLACKLYTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1activelyadverbadv2brisklyadverbadv3firmlyadverbadv4rigidlyadverbadv5securelyadverb, adjectiveadv, adj6tautlyadverb, adjectiveadv, adj7tenselyadverbadv8tightlyadverbadv Alternatives for ACTIVELY Words (20)animatedlyardentlyassertivelyassiduouslydecisivelydeterminedlydiligentlydynamicallyenergeticallyferventlyforcefullyindustriouslyintenselypassionatelypurposefullyrobustlyspiritedlyvigorouslywholeheartedlyzealouslyOpposite words for actively Alternatives for BRISKLY Words (9)briskexpeditiouslyfastfleetlyhurriedlyquicklyrapidlyspeedilyswiftlyOpposite words for briskly Alternatives for FIRMLY Words (13)securelysteadfastlyfirmlyimmovablyresolutelysolidlystronglytightlyunswervinglyunyieldinglyfirmhardunwaveringlyOpposite words for firmly Alternatives for RIGIDLY Words (2)boltstifflyOpposite words for rigidly Alternatives for SECURELY Words (4)safelyfirmlystronglytightlyOpposite words for securely Alternatives for TAUTLY Words (4)firmlyrigidlytenselytightlyOpposite words for tautly Alternatives for TENSELY Words (7)anxiouslyapprehensivelynervouslyrestlesslyworriedlyedgilystressfullyOpposite words for tensely Alternatives for TIGHTLY Words (10)boundcloselycompactlydenselyfirmlyfixedlysecurelysnuglywrappedconstrictivelyOpposite words for tightly