How to say "boast" in Japanese

• 自慢じまんJLPT N3approx.Common
  suru verb, transitive verb, no-adjectiveCovers the act of boasting itself: praising one's own achievements or possessions to others, i.e. self-praise. Use it when someone talks up their successes or belongings.
  われわれは体力たいりょくを自慢じまんした。↗

  We took pride in our strength.
• 誇りほこりJLPT N3approx.Common
  nounThis is the noun for the feeling of pride; its 'boast' sense is 'a boast' or 'a credit (to)', something that reflects proudly on someone, not the act of bragging.
  イギリス人いぎりすじんは自国じこくの詩人しじんを誇ほこりにしている。↗

  England is proud of her poets.
• 力むりきむCommon
  godan verb, intransitive verbA marginal match for 'boast': it really means to put on a bold front, make a show of strength, swagger or bluff. Seldom the word you want for bragging about achievements or possessions.

For boasting about one's achievements or possessions use 自慢; 「誇り」 is the noun 'pride' or 'a credit to', not the act of bragging; 「力む」 means to swagger or put on a bold front, only loosely 'boast'.

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

• 自慢じまんpride (in one's achievements, possessions, etc.)
• 誇りほこりpride
• うそぶくto boast
• ホラを吹くほらをふくto boast
• 大口を叩くおおぐちをたたくto boast
• 能書きを垂れるのうがきをたれるto self-advertise
• 能書きを並べるのうがきをならべるto self-advertise
• 力むりきむto put on a bold front
• 号するごうするto announce