przelotny romans in inglese:

They were flinging insults at each other.

We had a brief fling, but it’s over now.

The fact that you've had a bad day doesn't mean you can fling my stuff like that. Pick it up.

It was just a fling!

fling oneself into doing something

fling flung, flung

As Leia of the "Star Wars" franchise, she commanded the troops, enjoyed a fling with Han Solo

I really like her but she told me it was just a fling.

... not a little office fling anymore.