Jisho

×
Adverb, No-adjective
1. much more; still more; all the more; more than ever
  • いま今まで
  • いじょう以上
  • いっそう
  • べんきょう勉強
  • はげ励み
  • なさい
  • You should study still harder.
Noun, No-adjective
2. single layer (or storey, etc.)
Adverb
3. rather; sooner; preferablyArchaism, See also いっそ

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