Difficulty and Facer

Difficulty noun - Something that is a cause for suffering or special effort especially in the attainment of a goal.

Facer and difficulty are semantically related in fly in the ointment topic. In some cases you can use "Facer" instead a noun "Difficulty". informal substitute

Nearby Word: difficult

Facer noun - (a dated Briticism) a serious difficulty with which one is suddenly faced.

Difficulty and facer are semantically related in problem topic. You can use "Difficulty" instead a noun "Facer".

Nearby Word: face