Synonyms and Antonyms of unjustifiable
- an unjustifiable attack that must be avenged
insufferable, intolerable, unbearable, unendurable
abominable, atrocious, heinous, monstrous, outrageous, scandalous, shocking
egregious, flagrant, glaring, gross, rank
black, evil, iniquitous, vicious, wicked
base, contemptible, deplorable, despicable, dirty, execrable, ignoble, reprobate, vile, wretched
blamable, blameworthy, censurable, reprehensible
banned, barred, condemned, disallowed, forbidden, interdicted, outlawed, prohibited, proscribed