"relish causing" is a correct and usable phrase in written English.
It can be used to describe someone who enjoys or takes pleasure in causing something. For example, "Jack relishes causing chaos in the office whenever he can."
He obviously relishes causing offence.
What kept her from being a poule de luxe pure and simple, Powell thought, was an odd streak of seriousness, a half-buried intellectual twist that allowed her to combine a relish for causing trouble for its own sake with a genuine shyness, uncertainty and eagerness to learn.
Does Mr. Zennstrom relish the idea of causing trouble for the telecom industry?
Hank Azaria as arch foe Gargamel is a cut above, embracing the panto soliloquy with a relish that might cause Brian Blessed to blush.
It was a tableau of gaudy parties and carousing, and Mr. Johnson often seemed to relish the trouble he caused.
Mourinho never had the patience with Balotelli that Mancini has shown, and the player would presumably relish the opportunity to cause his former manager some distress.
Mr Thaksin himself, relishing his victory, might orchestrate some sort of vengeance against the coupmakers, causing fresh unrest.
I truly don't relish the stink it might cause.
They showed that Mr. Defreitas had traveled to Guyana and Trinidad to seek support for the plot and had pushed it forward on numerous occasions, sometimes speaking with evident relish about his desire to cause death and destruction.
Even as we recognize that enforcing the law is necessary, we don't relish the pain that it causes in the lives of people who are just trying to get by and get caught up in the system.
