to become happier or more cheerful
もっと幸せになる、またはもっと元気になる (motto shiawase ni naru, mata wa motto genki ni naru)
"Her face brightened up when she saw her friends."
"彼女は友達を見たとき、顔が明るくなった。" (kanojo wa tomodachi wo mita toki, kao ga akaruku natta)
Refusing to answer a question
To motivate someone to take action or work harder.
a spoken mistake; saying something unintentionally
to agree on a compromise between two opinions or prices
to be declared healthy by a doctor
to slow down or stop something