change one's spots

Verb

To change one's basic nature.

Japanese Meaning

基本的な性質を変える / 根本的な性格を変える / 本質を変える

He insisted he could change one's spots after the training, but his coworkers saw the same behavior as before.

彼は研修後に本性を変えられると主張したが、同僚たちは以前と同じ行動を見ていた。

Sense（1）

To change one's basic nature.

changes one's spots

（ present singular third-person ）

changing one's spots

（ participle present ）

changed one's spots

（ participle past ）

changed one's spots

（ past ）