Past Tenses
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Fallible Antonyms

Trying to find opposite word for fallible in English? No problem. Our site contains antonyms of fallible in 9 different contexts. We have listed all the opposite words for fallible alphabetically.

certain
  • assertive
  • assured
  • believing
  • calm
  • cocksure
  • convinced
  • positive
  • questionless
  • sanguine
correct
  • according to Hoyle
  • actual
  • amen
  • appropriate
  • cooking with gas
  • dead on
  • equitable
  • factual
  • faithful
definite
  • audible
  • bold
  • categorical
  • clean-cut
  • clear-cut
  • clearly defined
  • complete
  • crisp
  • definitive
infallible
  • acceptable
  • accurate
  • agreeable
  • apodictic
  • authoritative
  • certain
  • correct
  • effective
  • effectual
perfect
  • A-OK
  • absolute
  • accomplished
  • aces
  • adept
  • beyond compare
  • blameless
  • classical
  • consummate
reliable
  • candid
  • careful
  • certain
  • conscientious
  • constant
  • decent
  • decisive
  • definite
  • dependable
strong
  • able
  • able-bodied
  • active
  • athletic
  • big
  • capable
  • durable
  • enduring
  • energetic
sure
  • abiding
  • assured
  • changeless
  • clear
  • confident
  • constant
  • convinced
  • convincing
  • decided
unerring
  • certain
  • errorless
  • exact
  • faultless
  • impeccable
  • inerrable
  • inerrant
  • infallible
  • invariable

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