troublesome

What it means

1. Causing trouble or anxiety.

   The computer has been very troublesome for me. It never works when I need to use it.

   2 more examples

   As was the case with the "Merchant Navy" locomotives, some of these features have proved troublesome, and this in turn at times has reflected on performance as well as on maintenance.

   1957 October 28, “Modification of "West Country" Class Pacific”, in Railway Magazine, page 727

   The problem is that the likes of Shapps and his boss Boris Johnson are eager for a fight with the unions. They are being deliberately provocative, so they can portray railway workers as 'troublesome trots'.

   2022 June 15, Christian Wolmar, “What do the railways need and how can we fulfil that need?”, in RAIL, number 959, page 45

   Synonyms: vexatious, burdensome, wearisome

In a sentence

The computer has been very troublesome for me. It never works when I need to use it.

Where it comes from

From trouble + -some.