How to say "emphasize" in Japanese

• 強めるつよめるJLPT N1approx.Common
  ichidan verb, transitive verbA common verb whose basic sense is 'strengthen'; for 'emphasize' it means making a point or claim stronger, as when a speaker or report gives extra force to its argument.
  フロントローラーのスラスト角かくは２度ど、多分たぶんレース時じにはもう少すこし角度かくどを強つよめる予定よていです。↗

  The front-roller thrust angle is 2 degrees, probably there were plans to strengthen that angle a little when racing.
• 声を大にするこえをだいにする
  expression, suru verbA less common phrase, literally 'to make one's voice loud'; it covers 'emphasize' as stating something emphatically, as when someone raises their voice to press a demand or argument.
• 重きを置くおもきをおく
  expression, godan verbAn idiomatic phrase, literally 'to place weight on' something; use it for 'emphasize' in the sense of attaching importance to a particular aspect or priority, as when a plan treats one goal as central.
• アピる
  godan verb, transitive verbA slangy verb for 'emphasize' as making a show of something or calling attention to it, typically oneself; because it is slang, it is seldom the neutral word you want for plain 'emphasize'.
• 声を大にして言うこえをだいにしていう
  expression, godan verbA less common phrase, literally 'to say with a loud voice'; it covers 'emphasize' as declaring something out loud and emphatically, as when a speaker proclaims a conviction they want heard.

For 'emphasize' as strengthening a point use 「強める」, for attaching importance use 「重きを置く」, for emphatic spoken declaration use either voice-raising phrase, and 「アピる」 is slangy showing-off.

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

• 強めるつよめるto strengthen
• 声を大にするこえをだいにするto emphasize
• 重きを置くおもきをおくto emphasize
• アピるto stress
• 声を大にして言うこえをだいにしていうto say it out loud
• 念を押すねんをおすto remind (someone of something)
• 取り立てるとりたてるto emphasize