What do you make of the news of that female astronaut who reportedly planned to kill a romantic rival?

The former Pausanias, feeling spurned, insulted his romantic rival in public.

He suspects that Caesar intends to rid himself of his romantic rival.

A person may envy the characteristics or possessions of someone who also happens to be a romantic rival.

Still, much to Adrian's surprise, Grace is not angry with her and the two girls slowly become friends despite being romantic rivals.

He has a violent streak, killing anyone to help the family's cause or eliminate romantic rivals.

Hera in turn exacted jealous revenge against her romantic rivals.

A scoundrel uses communal violence as an excuse for retaliation against a romantic rival.

Sheridan later guest-starred on the show as a romantic rival of Grace's.

Later, the daughter learns that the other woman is not a romantic rival.