Extra-marital

Tom approved of his wife's extra-marital affair.

Tom was not at all ashamed of his extra-marital affair.

Sami accused Layla of having an extra-marital affair, which she denied.

Extra-marital affairs can be a motivation for murder.

Sami suspected Layla was possibly having an extra-marital affair in Cairo.

The revelation of an extra-marital affair served as the final nail in the coffin for Abhinav's failing political career.

Yanni started an extra-marital affair.