失効

Reading

Kana: しっこう

Romaji: shikkou

Definition

noun

vs

1

lapse; abatement; invalidation

Kanji

失

Readings: シツ、 うしな.う、 う.せる

Meanings: lose, error, fault, disadvantage, loss

効

Readings: コウ、 き.く、 ききめ、 なら.う

Meanings: merit, efficacy, efficiency, benefit