This is the 799th most frequent Japanese word.
行い
"行い" means "conduct," "behavior," or "action."
In this sentence, '行い' refers to an action or behavior, specifically a praiseworthy one.
彼の良い行いは皆に称賛されました。
His good deeds were praised by everyone.
Here, '行い' is used to signify habitual or repeated actions that have an impact over time.
日々の行いが未来を決めます。
Daily actions determine the future.
In this example, '行い' denotes a specific act or conduct, typically with negative connotations.