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more and more; all the more; increasingly
at last; finally; beyond doubt
(at the) last moment; worst possible time
彼の体調がいよいよ悪化してきているようだ。
His condition is getting worse and worse.
いよいよ試合の日が近づいてきて緊張します。
The day of the match is finally approaching.
いよいよ明日が試験の日だ。
Tomorrow is finally the day of the exam.