せいかい
right answer, correct solution
The correct untying of it, which is the answer they were after all along. Say せい it to Kai かい and he will tell you. Nine out of ten: せいかい.
This is one of 1,500 words in Emaki, a free spaced repetition trainer with a written mnemonic on every card.
Study 正解 in EmakiFree, no account needed. Your progress stays in your browser.
Emaki is not affiliated with, or endorsed by, Kaishi 1.5k or its authors. The word, reading and meaning come from the Kaishi 1.5k deck, used with their permission. The mnemonic, the note and the kanji breakdown are original work, published under CC BY-SA 4.0.