chū​guǐ

infidelity

出轨 (出軌) chū​guǐ
infidelity verb
to have an extramarital affair; to be unfaithful

Their marriage came to an end after she discovered her partner was having an affair.

derail verb
to be derailed or go off the rails

A freight train derailed due to aging tracks.

overstep verb
to overstep the bounds or deviate from the norm

His remarks have gone seriously out of line, exceeding the bounds of social etiquette.

Frequency

Movie subtitles
5.19 per million appears in 2% of films
Written text
4.07 per million

Sources

Definitions
CC-CEDICT