DEADLIER Antonyms There are 6 antonyms of the word deadlier. (opposite meanings)Did you mean?Definition of DEADLIERAlso try opposite words for..deadlydeadlinessBest Opposite Words For DEADLIERTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1benignadjectiveadj2harmlessadjectiveadj3nonfataladjectiveadj4gentleradjectiveadj5milderadjectiveadj6saferadjectiveadj Alternatives for BENIGN Words (14)benevolentcompassionateconsideratefriendlygenerousgentlegood-naturedgraciouskindkind-heartedmildtenderwarmbenignantOpposite words for benign Alternatives for HARMLESS Words (16)benigninnocentgentleinconsequentialinconspicuousinoffensiveinsignificantmildpeaceableplacidsafetameunobjectionableunremarkableunoffensiveinnocuousOpposite words for harmless Alternatives for GENTLER Words (4)friendlykindpoliterespectfulOpposite words for gentler Alternatives for MILDER Words (18)meeksoftassuasivebalmyblandcalmclementgentleindulgentkindlenitivemodestplacidpleasantsoothingtendertranquilmollifyingOpposite words for milder Alternatives for SAFER Words (19)secureguardedprotectedshieldeddefendedsafercoolharmlesslenientmercifulrisklesstoleranttrustworthywickeddependablegoodprophylacticrubbersafetyOpposite words for safer