Synonyms and Antonyms of off base
not being in agreement with what is true
- Their guess was completely off base.
erroneous, false, inaccurate, incorrect, inexact, invalid, off, unsound, untrue, untruthful, wrong
deceptive, delusive, delusory, distorted, fallacious, fictitious, illusory, misleading
amiss, askew, awry
deceitful, dishonest, fraudulent, lying, mendacious
unconfirmed, unproven, untested
fabricated, invented, made-up, trumped-up
accurate, correct, errorless, exact, factual, precise, proper, right, sound, true, valid, veracious
- She was caught off base when she heard the knock at the door.