extramarital

adj.

私通的；婚外；

extramarital love婚外恋

1. We should discourage extramarital affairs.
   我们应该遏止婚外情。
2. There is a dramatic increase of extramarital affairs in recent years.
   近些年来,婚外恋现象急剧增多。

A Theory of Extramarital Affairs
Extramarital sex: A review of the research literature
Extramarital sex: Prevalence and correlates in a national survey
Modern Marriage, Men’s Extramarital Sex, and HIV Risk in Southeastern Nigeria
Sex differences in type of extramarital involvement and marital dissatisfaction.
Three-Step Censored Quantile Regression and Extramarital Affairs
Simple 3-Step Censored Quantile Regression and Extramarital Affairs
Justifications for Extramarital Relationships: The Association between Attitudes, Behaviors, and Gender
An integrative intervention for promoting recovery from extramarital affairs
Intrapersonal, Interpersonal, and Contextual Factors in Engaging in and Responding to Extramarital Involvement