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JLPT N3 · Time & sequence

すでに (sude ni)

すでに — already

In short · A formal adverb meaning “already,” showing that something has been completed or has come to be earlier than expected or before a reference time. It is common in writing, news and reports, and usually goes with a past or ている form.
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Pattern

  • すでに+動詞た形/ている形 already done / already in that state (すでに帰っていた)
  • すでに+名詞・状態 already (満員だった、売り切れた)

How to use it

As in 私が着いたとき、彼はすでに帰っていた, it says that before a reference time (when I arrived) the state had already come about. The verb is often a form of completion or resulting state, such as 帰っていた or 売り切れた.

Compared with もう

もう is spoken and can be used in questions (もう食べましたか). すでに belongs to writing and formal situations and is rarely used in questions. もう has other meanings such as “soon” and “more,” while すでに only means “already been so for some time.”

Examples

  • 私(わたし)が着(つ)いたとき、彼(かれ)はすでに帰(かえ)っていた。

    Watashi ga tsuita toki, kare wa sude ni kaette ita.

    When I arrived, he had already gone home.

    Before the reference time.

  • 会場(かいじょう)に着(つ)いたときには、席(せき)はすでに満員(まんいん)だった。

    Kaijō ni tsuita toki ni wa, seki wa sude ni man'in datta.

    By the time I arrived at the venue, the seats were already full.

    A state that had already come about.

  • その商品(しょうひん)は、すでに売(う)り切(き)れてしまった。

    Sono shōhin wa, sude ni urikirete shimatta.

    That product has already sold out.

    Completed, with 〜てしまった.

Common mistakes

  • Do not use it for what has not happened yet: × すでに明日行く. Use it with completion or a state.
  • In conversation もう is more natural; すでに is a bit stiff.

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