Glitch
/ɡlɪtʃ/
noun
A problem affecting function.
“They are still trying to work out all the glitches.”
An unexpected behavior in an electrical signal, especially if the signal spontaneously returns to expected behavior after a period of time.
A bug or an exploit.
“Performing this glitch gives you extra lives.”
Synonyms: bug, hitch, imperfection, quirk
verb
(especially of machines) To experience an intermittent, unexpected, malfunction.
“My computer keeps glitching; every couple of hours it just reboots without warning.”
To perform an exploit or recreate a bug while playing a video game.
“His character will glitch into the wall and out of the level.”