How to say "ultimate" in Japanese

• 究極きゅうきょくJLPT N1approx.Common
  no-adjective, suru verb, intransitive verbThe core word for 'ultimate' as the utmost or most fundamental degree — the ultimate goal or choice. Use it when 'ultimate' means something taken to its furthest limit, not the last stage of a process.
  人類じんるいの究極きゅうきょく的てき運命うんめいはどうなるであろうか。↗

  What is man's ultimate destiny?
• 最終的さいしゅうてきCommon
  na-adjectiveCovers 'ultimate' in the sense 'final' or 'eventual' — the last stage of a process, as in an ultimate decision or outcome. It does not convey the extreme-degree sense; that is 究極's role.
  われわれは最終的さいしゅうてき決定けっていを行おこなった。↗

  We've made a final decision.
• 極致きょくちCommon
  nounA noun for the highest point or perfection of something — 'the ultimate in luxury' or 'the ultimate in comfort'. It fits only this 'ultimate in...' sense, not general attributive uses of 'ultimate'.
  ミロのヴィーナスは美びの極致きょくちだ。↗

  The Venus de Milo is the perfection of beauty.

Use 究極 for the utmost or most fundamental sense of 'ultimate', 最終的 for the final or eventual sense of outcomes and decisions, and 極致 for the noun sense 'the ultimate in something', its peak or perfection.

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

• 究極きゅうきょくultimate
• 最終的さいしゅうてきfinal
• 極致きょくちculmination
• 終極しゅうきょくultimate
• アルティメットultimate
• 究極的きゅうきょくてきultimate
• 大おおfinal