love affair

Từ điển Oxford Advanced Learner 8th

ˈlove affair [love affair love affairs] BrE NAmE noun
1. a romantic and/or sexual relationship between two people who are in love and not married to each other
2. great enthusiasm for sth
Syn: ↑passion
•the English love affair with gardening

Example Bank:
•So you're not going to tell me when your love affair with Sam ended?