Usage patterns
面倒な〈事〉a troublesome/bothersome ~
There are so many troublesome procedures that it's exhausting.
面倒を起こすto cause trouble
He always causes trouble when he drinks.
〈事〉が面倒だ~ is a hassle/bothersome
Getting ready to move is such a hassle.
面倒に感じるto feel that something is a bother
I sometimes feel that daily housework is a bother.
Expressions
面倒がらずwithout getting annoyed; without being bothered; diligently