To omit to perform (an expected duty, for example):
To misbehave is to behave badly.
(Intransitive) to have a function
To grow vigorously; flourish:
Find another word for malfunctioned. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for malfunctioned, like: failed, misbehaved, functioned and thriven.