JMdict: 1275120

効 【こう】

  1. [n] efficacy; benefit; efficiency; effect; result; success
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Kanji in this word:

Kanji Meanings On Readings Kun Readings
Merit, Efficacy, Efficiency, Benefit コウ き.く, ききめ, なら.う

Words often seen with this one: (experimental feature)

いい (12), その (10)