Ted İngilizce öğretmekte yetersiz.
- Ted is incompetent to teach English.
Tom kabiliyetsiz görünüyor.
- Tom seems incompetent.
Sekreterim yeteneksizdir.
- My secretary is incompetent.
Tom tamamen yeteneksizdi.
- Tom was totally incompetent.
Tom beceriksiz görünüyordu.
- Tom seemed incompetent.
Aptal mısın yoksa beceriksiz misin?
- Are you stupid or incompetent?
The charged was judged incompetent to stand trial, at least until his medication started working.
Having an incompetent lawyer may be grounds for a retrial, but the lawyer in question probably doesn't know that.