/ɪˈstreɪnd spɑʊs/ – Phrase
Definition: người chồng (vợ) đã ly thân.
A more thorough explanation: An estranged spouse refers to a husband or wife who is separated from their marital partner due to a breakdown in the relationship, typically resulting in a physical or emotional separation. This term is often used in legal contexts to describe a spouse who is no longer living with or in a relationship with their partner, but who has not yet obtained a legal divorce or dissolution of the marriage.
Example: The estranged spouse filed for divorce last month.