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Adverb Formation

い-adj:[Stem]く
な-adj:[Stem]に

Explanation

Transform adjectives into adverbs.

Formation

い-adj: Remove い and add く; な-adj: Add に

Examples

早い → 早く
hayai → hayaku
quickly
See in analyzer →
静か → 静かに
shizuka → shizuka ni
quietly
See in analyzer →
上手 → 上手に
jouzu → jouzu ni
skillfully
See in analyzer →

Usage Notes

  • Modifies verbs and adjectives
  • いい → よく (well)
  • Some have special forms
  • Can express change: なる

Common Mistakes to Avoid

  • いい → よく (not いく)
  • Don't forget に for な-adjectives
  • Adverbs come before what they modify

Related Grammar from "Adjective Forms"

い-Adjectives

[Stem]い
[Stem]かった
[Stem]くない
[Stem]くなかった

True adjectives that end in い and conjugate directly.

な-Adjectives

[Stem]だ/です
[Stem]だった/でした
[Stem]じゃない/ではありません

Adjectives that need な to modify nouns.

すぎる (Too Much)

い-adj:[Stem]すぎる
な-adj:[Stem]すぎる
Verb:[Verb Stem]すぎる

Indicates excess - "too much."

More from "Adjective Forms"