Synonyms and Antonyms for Lethal

Following is a list of 150 synonym words and phrases that are related to lethal:

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4 Letter Words

dead

5 Letter Words

fataltoxicletaltoxinnastyriskydyingvitalmeatylytic

6 Letter Words

deadlymortalkillerwickedbadassbloodybrutalpotentpoisonweaponagonalmorbidloimiclarval

7 Letter Words

harmfulawesomeamazingfatefulradicalviciousnoxiouslethalsviolentpoisonsheinousdeathlyinhumanendlikenatural

8 Letter Words

murdererdauntingfearsomevirulentassassinachillesdeadliergruesomemenacinghorrificperilousrecklessnarcoticvenomousruthlesspowerfulsinisterdiabolicmortuaryfunerealfuneraryundeadlysuicidaldeicidalobituary

9 Letter Words

murderoushomicidaldangeroushazardousrighteouspoisonousexplosivenonlethalferocioussublethalinsidiousdeadliestcorrosivemercilessdevastingcytotoxictoxicoticfilicidalapoptoticfelicidalpredatorylysogenicasphyxialdemocidal

10 Letter Words

disastrousperniciouscut-throatformidablenon-lethaldiabolicalterrifyingdeadlinessweaponizedmalevolentaggressivehorrifyingparalyzingsurvivableneurotoxicfatalisticpesticidalimmolatorythanatoticinflictivemultideathobituarialconclusoryextinctual

11 Letter Words

destructivedevastatingredoubtablefrighteningcardiotoxicunstoppabledeleteriousradioactiveterminatorytoxicologicnepoticidalfamilicidaladulticidalterminativehemorrhagiclegislatory

12 Letter Words

catastrophicdebilitatingdebilitativenonexplosivebiohazardousrepercussiveinsecticidalinfanticidalputrefactive

13 Letter Words

unpredictableterminationaltoxicological

14 Letter Words

anti-personnelincapacitatingindiscriminantindiscriminatethanatological

15 Letter Words

manslaughterous

16 Letter Words

life-threateningindiscriminating

21 Letter Words

toxicopharmacological

Using this list of similar-meaning words, you can choose the best synonyms to replace lethal in your sentences.

Additionally, you'll find antonyms included, perfect for when you need the complete opposite meaning of lethal in your writing.