虚言|きょげんkyogen[0]heiban (flat)

1. nounfalsehood; lie
   あなたの虚言きょげんが、私を苦くるしめるんです。↗

   Your lies pain me.

• Synonym嘘うそNeutralThe everyday, colloquial word for a lie and by far the most common; also used to voice surprise, as in 「嘘でしょう」.
• Synonym虚偽きょぎWrittenFalsehood or untruth in formal written language, typical of legal and news contexts, as in 「虚偽の申告」.
• Synonym偽りいつわりWrittenDeception, with the emphasis on deliberately tricking people; more written in register than 「嘘」.
• Synonym空言そらごとWrittenLies or empty talk, including words that are all talk and no action; more literary and archaic in flavor than 「虚言」.
• Synonym嘘偽りうそいつわりNeutralLies and deceit taken together; most often seen in the negative 「嘘偽りのない」, which stresses sincerity.
• Synonym偽言ぎげんWrittenFalse words; a written term that is now very rare — 「虚言」 is the usual choice.
• Synonym虚辞きょじWrittenUntrue words; also a grammar term for empty words such as particles and auxiliaries. Extremely rare; say 「嘘」 or 「虚言」.
• Synonym虚語きょごWrittenFalse or unfounded statements; a written word used very rarely.
• Synonym偽り言いつわりごとWrittenFabricated talk; written, archaic and very rarely used.
• Antonym真実しんじつNeutralThe antonym: truth or fact, the opposite of a lie, as in 「真実を語る」.

In everyday speech say 「嘘」. 「虚言」 is the written word for lies, including pathological lying as in 「虚言癖」. For formal or legal contexts use 「虚偽」, as in 「虚偽の申告」. The other written synonyms (「空言」, 「偽言」, 「虚辞」, 「虚語」, 「偽り言」) are rare or literary; 「嘘偽り」 stresses sincerity in the negative, and 「真実」 is the antonym.

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

1. 人ひとに嘘うそを言いうこと。虚きょ語ご。