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    きっとうまくいくよ (kitto umaku iku yo)

    Grammar & Usage

    fixed expression
    casual

    How it works

    Formed by the adverb きっと (kitto, 'surely/certainly'), the adverbial form うまく (umaku, 'well/smoothly') modifying the verb いく (iku, 'to go/proceed'), and the sentence-ending particle よ (yo, providing reassurance/emphasis). It is an idiomatic encouraging phrase used to cheer someone up or express optimism about a future outcome.

    Sample sentences

    心配しないで、きっとうまくいくよ。

    Don't worry, I'm sure everything will work out fine.

    明日のプレゼン、緊張するかもしれないけど、きっとうまくいくよ。

    You might be nervous about tomorrow's presentation, but it will surely go well.

    ここまで一生懸命準備したんだから、きっとうまくいくよ。

    You've prepared so hard up to this point, so it will definitely turn out well.

    Quick facts

    tone:Encouraging, supportive, optimistic
    politeness:Casual / Informal (plain form iku + yo)
    idiomatic_usage:うまくいかない (umaku ikanai) is the negative counterpart meaning 'to not go well/fail'
    polite_equivalent:きっとうまくいきますよ (kitto umaku ikimasu yo)

    Mnemonic

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    Example

    心配しないで、きっとうまくいくよ。

    Don't worry, I'm sure everything will work out fine.

    明日のプレゼン、緊張するかもしれないけど、きっとうまくいくよ。

    You might be nervous about tomorrow's presentation, but it will surely go well.

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