Collocations for circuit - noun

short
The lights were not working because of a short circuit.

closed
integrated, printed
electrical, electronic

build
break
complete
overload

diagram

amateur, professional
Talent scouts spotted him playing on the amateur circuit.

international, world
cabaret, comedy, festival, lecture, talk-show (AmE), tennis, etc.

hit, play, tour, travel, work (all esp. AmE)
Young's film has hit the festival circuit in the US.
Now he will be free to tour the talk-show circuit.

on a/the circuit
She's a well-known figure on the international lecture circuit.

complete

do, make
We did a complete circuit of the park in twenty minutes.

circuit of