After being married for seven years, they started to feel the seven-year itch.
После семи лет брака они начали ощущать семилетний кризис.
Definitions
The 'seven-year itch' refers to the idea that happiness in a marriage or long-term relationship declines after around seven years, often leading to restlessness, dissatisfaction, or a desire for change. It can also more generally describe a period of discontent or the urge to make a significant change after seven years in any situation.