疑惑|ぎわくgiwaku[0]heiban (flat)

1. no-adjective, noun (suffix)doubt; misgivings; distrust; suspicion
   この種しゅの事件じけんはよく疑惑ぎわくを生うむ。↗

   Events of that type generally arouse suspicion.

• Synonym疑いうたがいNeutralThe most common word for doubt or suspicion, as in 「疑いを持つ」 or 「〜の疑いがある」; 「疑惑」 is more written-style and points to doubts about truth or wrongdoing.
• Synonym疑念ぎねんWrittenWritten-style word for doubts held in the mind, as in 「疑念を抱く」; it stresses inner feelings, while 「疑惑」 often refers to doubts raised from outside.
• Synonym懐疑かいぎWrittenWritten-style word for a skeptical, slow-to-believe attitude, as in 「懐疑的」; 「疑惑」 refers to specific points of doubt.
• Synonym疑心ぎしんWrittenWritten-style word for a suspicious, distrustful mind, as in 「疑心暗鬼」; it leans toward a paranoid psychology.
• Synonym疑義ぎぎFormalFormal word for doubts about whether content or a procedure is proper, as in 「疑義を呈する」; common in meetings and legal contexts.
• Synonym嫌疑けんぎNeutralSuspicion of criminal involvement, as in 「嫌疑をかけられる」; leans toward legal and criminal-case contexts.
• Synonym疑問ぎもんNeutralA point you don't understand or are unsure about, as in 「疑問に思う」; it can also express doubt but is more everyday and milder than 「疑惑」.
• Synonym疑ぎWrittenWritten-style word for doubt, mostly in compounds like 「質疑」; rarely used on its own.
• Synonym不審ふしんNeutralFeeling that something is suspicious or off, as in 「不審者」 or 「不審な点」; it works as a na-adjective, while 「疑惑」 is a noun.
• Related半信半疑はんしんはんぎNeutralDescribes the state of being half convinced and half in doubt; 「疑惑」 is the doubt itself about truth or wrongdoing.
• Related怪訝けげんWrittenWritten-style word for puzzled bewilderment, as in 「怪訝な顔」; it centers on a puzzled look on the face.
• Related懐疑心かいぎしんWrittenWritten-style word for a skeptical mindset; it stresses the psychological tendency more than 「懐疑」 does.
• Antonym確信かくしんNeutralAntonym: firm conviction free of doubt, the opposite of the doubting 「疑惑」.
• Antonym信頼しんらいNeutralAntonym: trust and reliance, the opposite of the distrustful side of 「疑惑」.

Use 「疑惑」 for doubts about whether something is true or involves wrongdoing — 「汚職疑惑」 is a news staple. For general doubt pick 「疑い」, for inner misgivings 「疑念」, for things you don't understand 「疑問」. The opposites are 「確信」 and 「信頼」.

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

1. 本当ほんとうかどうか、不正ふせいがないか等とうの疑うたがい。