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Showing results for mortiferous. Search instead for most toxiferous/2.
Definitions

mortiferous

[mawr-tif-er-uhs] / mɔrˈtɪf ər əs /
ADJECTIVE
deadly
Synonyms
STRONGEST
bloody carcinogenic cruel dangerous destructive fatal harmful lethal malignant mortal murderous noxious pernicious poisonous savage suicidal toxic violent virulent
WEAK
baleful baneful bloodthirsty cannibalistic death-dealing deathly deleterious destroying grim homicidal injurious internecine killing pestiferous pestilent pestilential ruthless slaying unrelenting venomous
Antonyms
STRONGEST
benign calm gentle harmless healthy helpful kind life-giving nice nonpoisonous wholesome
WEAK
animating energizing healthful invigorating lively
ADJECTIVE
deathly
Synonyms
WEAK
deadly extreme intense lethal mortal noxious pestilent pestilential terrible
Antonyms
WEAK
animated beginning benign blooming blossoming harmless healthful healthy life-giving lively strengthening
ADJECTIVE
fatal
Synonyms
STRONGEST
calamitous cataclysmic catastrophic destructive disastrous fateful incurable inevitable malignant mortal poisonous ruinous virulent
WEAK
baleful baneful deathly final ill-fated ill-starred killing malefic noxious pernicious pestilent pestilential terminal
Antonyms
STRONGEST
assisting blessed fortunate harmless healthy helpful
WEAK
healthful life-giving nourishing trivial unimportant unnecessary vital wholesome
ADJECTIVE
lethal
Synonyms
STRONGEST
dangerous destructive devastating fatal harmful malignant mortal murderous noxious pernicious poisonous virulent
WEAK
baleful deathly hurtful mortuary necrotic pestilent pestilential
Antonyms
STRONGEST
harmless healthy helpful kind wholesome
WEAK
beneficial life-giving
ADJECTIVE
mortal
Synonyms
STRONGEST
dire fatal grievous grim lethal malignant terrible
STRONG
bitter ending extreme grave great killing last terminal
WEAK
death-dealing deathly destructive intense merciless monstrous murderous noxious pestilent pestilential poisonous relentless remorseless ruthless severe unrelenting
Antonyms
STRONGEST
good harmless life-giving nice trivial unimportant
STRONG
beginning initial mild starting
WEAK
animal immortal inhuman invigorating lifegiving permanent plant refreshing

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Suppose an universall Hot Pestilence beat her mortiferous wings Ore all my Kingdome, am I not bound in soule To empty all our Achademes of Doctors And Aesculapian Spirits to charme this plague?

From A Collection of Old English Plays, Volume 1 by Bullen, A. H. (Arthur Henry)

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.