DEADLY Antonyms There are 3 antonyms of the word deadly. (opposite meanings)Did you mean?Definition of DEADLYSynonyms of DEADLYAlso try opposite words for..deadlierdeadlinessBest Opposite Words For DEADLYTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1aliveadjectiveadj2harmlessadjectiveadj3safeadjectiveadj Alternatives for ALIVE Words (31)activeanimatedlivingvitalanimatebreathingbuoyantbustlingdynamicenergeticexistentflourishingfunctioninglivelysentientstrongthrivingvigorouspulsatinglivealertaliveawakeeverexistingextantfriskyhotpeppyrealzestfulPhrases (1)in the fleshOpposite words for alive Alternatives for HARMLESS Words (16)benigninnocentgentleinconsequentialinconspicuousinoffensiveinsignificantmildpeaceableplacidsafetameunobjectionableunremarkableunoffensiveinnocuousOpposite words for harmless Alternatives for SAFE Words (33)securedependablecertainguardedimmuneimpregnableinvulnerablepreservedprotectedreliablerisk-freeshelteredshieldedsoundsureunassailableuntoucheddefendedcoolharmlesslenientmercifulrisklesstoleranttrustworthywickedcoffergoodlockboxprophylacticrubbersafetystrongboxOpposite words for safe