犯行|はんこうhankou[0]heiban (flat)

1. nouncrime; criminal act; offence; offense
   彼かれは犯行はんこうに及およんだと信しんじられていた。↗

   He was believed to have committed the crime.

• Synonym犯罪はんざいNeutralCrime as a concept, as in 「犯罪を防ぐ」; 「犯行」 points to the concrete criminal act actually carried out.
• Synonym罪つみNeutralWrongdoing or sin, as in 「罪を犯す」「罪な人」; covers both the moral and the legal side of guilt.
• Synonym罪科ざいかWrittenWritten/formal term for an offense and its punishment; rarely seen in modern Japanese.
• Synonym事犯じはんWrittenWritten/formal term for a punishable offense, as in 「経済事犯」; at home in the way police and legal texts classify cases.
• Related罪過ざいかWrittenWritten/formal term for a fault or transgression; rarely used in modern Japanese.
• Antonym善行ぜんこうNeutralA good deed; the opposite of 「犯行」 as a criminal act.

Use 「犯行」 for the actual criminal act, as in 「犯行現場」「犯行声明」「犯行に及ぶ」; crime as a concept is 「犯罪」, guilt or wrongdoing 「罪」. 「罪科」「罪過」 are rare written terms, 「事犯」 a written police-classification term. Opposite: 「善行」.

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

1. 犯罪はんざいを行おこなうこと。犯罪行為はんざいこうい。