最悪(さいあく)

さいあく
na-adjective, noun
worst, terrible
1. worst, most terrible
The most bad or undesirable; the lowest possible quality or outcome. Used to describe situations, conditions, or scenarios that are as bad as they can be.
最悪(さいあく)の事態(じたい)を想定(そうてい)する。
To prepare for the worst-case scenario.
今日(きょう)の天気(てんき)は最悪(さいあく)だった。
Today's weather was the worst.
最悪(さいあく)の場合(ばあい)、プロジェクトは中止(ちゅうし)になるかもしれない。
In the worst case, the project might be cancelled.
2. terrible, awful (emotional reaction)
Used as a strong negative evaluation in casual speech, expressing that something is really bad or unpleasant. Often used as an exclamation.
もう最悪(さいあく)！
This is the worst!
あの映画(えいが)は最悪(さいあく)だった。
That movie was terrible.
彼(かれ)の態度(たいど)は最悪(さいあく)で、みんなが不快(ふかい)に感(かん)じた。
His attitude was terrible, and everyone felt uncomfortable.

USAGE:
Functions as both a na-adjective (最悪(さいあく)な) and a noun (最悪(さいあく)の事態(じたい)). In casual speech, often used on its own as an exclamation to express frustration or displeasure.

COMMON COLLOCATIONS:

  • 最悪(さいあく)の場合(ばあい): worst case
  • 最悪(さいあく)の事態(じたい): worst-case scenario
  • 最悪(さいあく)の結果(けっか): worst outcome
  • 史上(しじょう)最悪(さいあく): worst in history

SIMILAR WORDS:

  • 最高(さいこう): best, greatest (antonym)
  • 最低(さいてい): worst, lowest (similar negative meaning, but also means 'minimum')

Related Words

Antonym: 最高(さいこう) (best)
general
Added 2026.2.23 15:28
13000/13009_saiaku