This is the 8674th most frequent Japanese word.
旅立つ
"旅立つ" means "to embark on a journey" or "to set out."
Here, '旅立つ' is used to denote someone leaving their current place, often in a symbolic sense of starting a journey or pursuing a goal.
彼は夢を追いかけるために、故郷を離れて旅立った。
He departed from his hometown to pursue his dreams.
In this example, '旅立ち' indicates the initiation of a journey or starting something new.
新しい冒険への旅立ちの時が来た。
The time has come to set forth on a new adventure.
The word '旅立ち' in this context refers to someone's unexpected leaving or departure.