だ
　
い
　
ぶ

adverb

Usually written with kana alone.
  1. considerably, greatly, a lot.

Variations

Pronunciation Kanji Kana Is Common
　
だ
　
い
　
ぶ
 だいぶ ✔
だい
大
ぶ
分
 大分 だいぶ ✔
だい
大
ぶん
分
 大分 だいぶん ✔