Since this word is made up of a single kanji, it should use the kun'yomi reading. When learning the kanji, you didn't learn that reading, so here's a mnemonic to help you with this word:
What time is it? It's time to key (とき) your enemy's car. Imagine yourself looking at your watch, waiting until the correct time to perform a synchronized keying of someone's car. Who do you hate the most? Whose car would you like to key?
When you want to turn on the air conditioning, please press the white button.
We can do nothing but wait for time to solve this.
Whenever I’m happy, I always think it would be nice if I could stop time.