怠惰な

lazy

→ 怠惰だ
phrase Uncommon #15,599
lazy A な-adjective describing someone or something as lazy, idle, or lacking motivation. It is somewhat formal and is often used for lifestyles, behavior, or attitudes.
JA: 怠惰な生活を続けてはいけない。
EN: You shouldn't continue living a lazy lifestyle.

トムはもはや怠惰な少年ではない

Tom is no longer a lazy boy.

彼は怠惰な学生だ

He is a lazy student.

彼はとても怠惰な少年だ

He is a very lazy boy.

彼女は息子の怠惰な生活を責めた

She blamed her son for his lazy lifestyle.

何と怠惰な先生なのだ

What a lazy teacher!

そんな怠惰な生活に喜びありえない

There can be no joy in such a lazy lifestyle.

彼は昔の怠惰な少年ではありません

He is not the lazy boy he used to be.

現実を忘れてしまって怠惰なだけだ

I’ve simply lost touch with reality and become lazy.

— 惑星ソラリス (1972)