Forced Plans Off Course, Somewhat Like a Train?

This page is the CodyCross answer for the clue below from Performing Arts, Group 889, Puzzle 3 (Flying Trapeze).

Question is: Forced Plans Off Course, Somewhat Like a Train?

and the answer is: DERAILED

Word Meaning:

DERAILED — simple past and past participle of derail

Definitions from Wiktionary.

Forced plans off course, somewhat like a train? — CodyCross Answer | CodyCross Solutions