False
False adjective - Not being in agreement with what is true.
Usage example: early reports about the explosion contained much false information
Untrue is a synonym for false in erroneous topic. In some cases you can use "Untrue" instead the word "False" as an adjective or a noun, when it comes to topics like incorrect, characteristic, continue, true. popular alternative
Untrue
Untrue adjective - Not being in agreement with what is true.
Usage example: “the sky is purple” is an untrue statement
False is a synonym for untrue in unfaithful topic. You can use "False" instead the word "Untrue" as an adjective or a noun, if it concerns topics such as erroneous, characteristic, property, continue. popular alternative
Mutual synonyms
Both words in one sentence
-
Unreliable Narrator: Gen pretty much never says anything untrue in The Thief, but still manages to give other characters and the reader a completely false impression of himself.
Source: Literature / The Queen's Thief -
False Rape Accusation: Subverted with the killer is "Vice", who was being blackmailed for sex by the victim, but her claims that she killed him in self-defense when he tried to rape her outright prove untrue.
Source: Series / Law & Order: UK
Cite this Source
Untrue and False. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/false/untrue
False & Untrue. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/false/untrue>.
Untrue or False. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/false/untrue.
Google Ngram Viewer shows how "false" and "untrue" have occurred on timeline