JMdict: 1256100

健か 【したたか】

  1. [adj-na] tough; stubborn; determined; hard; tenacious
  2. [adv] severely; heavily; hard; a great deal; much
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
Healthy, Health, Strength, Persistence ケン すこ.やか 4