Synonyms of erroneous

erroneous

adjective

i-ˈrō-nē-əs 

as in inaccurate

not being in agreement with what is true

a poorly researched news article about the new virus that was filled with much erroneous information

Synonyms & Similar Words

• inaccurate
• incorrect
• wrong
• false
• misleading
• invalid
• untrue
• distorted
• untruthful
• inexact
• unsound
• off
• deceptive
• off base
• fraudulent
• spurious
• specious
• fictitious
• fallacious
• illusory
• counterfactual
• delusive
• mendacious
• deceitful
• dishonest
• delusory
• invented
• unproven
• awry
• unconfirmed
• lying
• amiss
• untested
• askew
• fabricated
• made-up
• trumped-up

Antonyms & Near Antonyms

• correct
• accurate
• proper
• true
• valid
• right
• factual
• exact
• precise
• sound
• confirmed
• demonstrated
• established
• errorless
• veracious
• perfect
• tested
• proven
• impeccable
• flawless
• faultless
• letter-perfect

Example Sentences

Recent Examples of erroneous

In his own review of the case, Mandell failed to flag an erroneous jury instruction that four years later would lead to the conviction being overturned. — Samantha Melamed, ProPublica, 13 Oct. 2026

Instead, Denver retained possession and capitalized on the erroneous call to win. — Bobby Burack Outkick, FOXNews.com, 6 Oct. 2026

Generally, the courts are limited in overruling regulatory agencies unless a ruling was clearly erroneous. — Robert McCoppin, Chicago Tribune, 10 Sep. 2026

If operations are fragmented, AI simply helps to produce inconsistent and erroneous work faster. — Farzana Abdulhusein, Forbes.com, 4 Sep. 2026