すごい

Japanese Slang Japanese ★★★★★ 5/5 casual すごいsugoi
読み すごい
ローマ字 sugoi
発音 /sɯ.ɡo.i/

意味

Amazing, awesome, incredible — the most versatile and common expression of admiration in Japanese.

すごい is arguably the single most useful exclamation in casual Japanese. While it literally means 'terrific' or 'to an extreme degree,' it functions as an all-purpose reaction of awe, surprise, or praise. It can modify adjectives as an adverb (すごく美味しい = super delicious) or stand alone as an exclamation. Its versatility and politeness range make it one of the first words learners master and the last they stop needing.

例文

  1. え、独学で日本語覚えたの?すごくない?
  2. すごい!一発で合格したんだ!
  3. このアプリすごい便利だから使ってみて。

使い方ガイド

場面: friends, daily life, reactions, social media

トーン: impressed, excited, admiring

正しい言い方

  • すごい綺麗な夜景だね (What an amazingly beautiful night view)
  • えー、すごいじゃん!おめでとう! (Wow, that's amazing! Congratulations!)

避ける言い方

  • 上司のプレゼンに「すごーい」はNG (Saying 'sugōi' with drawn-out vowel to your boss sounds condescending — use 素晴らしいです)

よくある間違い

  • Using すごい as an adverb instead of すごく in formal writing — すごい便利 is casual; すごく便利 is grammatically proper
  • Drawing out the vowel すごーい in professional settings — it sounds childish or insincere

起源と歴史

From classical Japanese 凄い meaning 'frightful/terrible.' The meaning shifted over centuries from negative (dreadful) to positive (amazing), similar to English 'terrific.' Standard vocabulary for centuries, universally used.

文化的背景

時代: Centuries old, universally used across all eras

世代: All ages

社会的背景: Universal

地域メモ: Used across all of Japan. The drawn-out すごーい is stereotypically associated with young women reacting to stories. すげー is the masculine rough variant. One of the most frequently used words in the Japanese language.

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