Translation

職務放棄 / 脱走 / 見捨てること

Meaning

Desertion is the act of abandoning a duty, post, group, or person that someone was expected to stay with. It is serious language, especially in military, legal, and family contexts. Do not confuse it with dissertation.

Examples

• その兵士は戦時中の脱走で起訴された。
  The soldier was charged with desertion during the war.
• チームはリーダーの離脱を裏切りのように感じた。
  The team saw the leader's desertion as a betrayal.