lazy; idle; indolent; slothful
怠惰な生活を続けると健康を損なう。
Continuing a lazy lifestyle will damage your health.
怠惰を戒め、日々の努力を積み重ねた。
Guarding against laziness, they accumulated daily efforts.
学生時代の怠惰な態度を今は深く反省している。
I now deeply regret my lazy attitude during my school days.