How to say "misinformation" in Japanese

• デマCommon
  nounMisinformation in the shape of false rumors — groundless stories people pass around, often deliberately to mislead. Think of baseless rumors circulating about a person or event.
  彼かれはデマをでっち上あげた。↗

  He invented a false rumor.
• 誤報ごほうCommon
  noun, suru verb, transitive verbMisinformation as inaccurate reporting: information that was announced or published but turned out to be wrong, as when a news outlet has to retract a story. Also covers false alarms.
• 虚偽きょぎCommon
  no-adjectiveReally means falsehood or an untruth — the abstract quality of being false or a deliberate lie — rather than misinformation as circulating content. Seldom the word you want for false news or rumors.
  新聞しんぶんのさまざまな虚偽きょぎや卑俗ひぞくさにも関かかわらず。↗

  Reject all its lies and vulgarity.

Use 「デマ」 for misinformation as false rumors being spread around, 誤報 for inaccurate reports such as mistaken news items, and 虚偽 for falsehood or lying as an abstract quality rather than circulating misinformation.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• デマfalse rumor (rumour)
• 誤報ごほうfalse report
• 虚偽きょぎfalsehood
• 誤伝ごでんmisinformation
• デマゴギーfalse rumor (rumour)
• 誤聞ごぶんmisunderstanding
• 誤情報ごじょうほうfalse information
• 虚報きょほうfalse news