だいぶん

だいぶん
adverb
considerably; quite; rather; a good deal
1. considerably; quite; rather; a good deal
To a significant degree or extent, though not completely. Indicates that something has progressed or changed noticeably.
だいぶん(あたた)かくなった。
It's gotten considerably warmer.
日本語(にほんご)がだいぶん上手(じょうず)になりましたね。
Your Japanese has improved quite a lot, hasn't it?
体調(たいちょう)はだいぶん()くなったけど、まだ完全(かんぜん)ではない。
My condition has improved a good deal, but it's not fully recovered yet.

A variant of だいぶ (大分(だいぶ)). Both forms are standard, with だいぶん being slightly more common in spoken Japanese in some regions, particularly western Japan.

USAGE:
Used to indicate noticeable progress, change, or degree. Often appears in observations about improvement, weather changes, or elapsed time. Implies 'significantly but not completely.'

SIMILAR WORDS:

  • だいぶ: considerably — the same word in a slightly shorter form; both are equally correct
  • かなり: fairly, quite — similar degree but slightly more emphatic; can be used in both positive and negative contexts
  • ずいぶん: quite, awfully — stronger emphasis; often carries surprise or emotional reaction
  • なかなか: quite, rather — often implies something exceeded expectations