dilemma
noun /dɪˈlemə/,  /daɪˈlemə/
  /dɪˈlemə/,  /daɪˈlemə/
Idioms - a situation that makes problems, often one in which you have to make a very difficult choice between things of equal importance synonym predicament
- I could see no way of resolving this moral dilemma.
 - The digital era brings new ethical dilemmas for journalists.
 - in a dilemma They were caught in a real dilemma.
 - dilemma about/over something She faced a dilemma about whether to accept the offer or not.
 - dilemma between A and B the perennial dilemma between work and family commitments
 
Extra ExamplesTopics Preferences and decisionsc1- I couldn't see any way out of the dilemma.
 - The dilemma facing the country's allies was even more serious.
 - The dilemma over human cloning lies at the heart of the ethical choices facing society.
 - The fundamental dilemma remains: in a tolerant society, should we tolerate intolerance?
 - The minister is now in an impossible dilemma.
 - This poses a difficult dilemma for teachers.
 - the dilemma that arises when a doctor has to decide whether or not to prescribe an expensive treatment
 
Oxford Collocations Dictionaryadjective- acute
 - appalling
 - big
 - …
 
- create
 - pose
 - present somebody with
 - …
 
- arise
 - occur
 - lie
 - …
 
- in a/the dilemma
 - dilemma about
 - dilemma over
 - …
 
- a solution to a dilemma
 - a way out of a dilemma
 
Word Originearly 16th cent. (denoting a form of argument involving a choice between equally unfavourable alternatives): via Latin from Greek dilēmma, from di- ‘twice’ + lēmma ‘premise’. 
Idioms 
on the horns of a dilemma 
- in a situation in which you have to make a choice between things that are equally unpleasant
- The medical profession’s eagerness for scientific advance had impaled it on the horns of a dilemma, forcing an unnatural choice between science and morality.
 - The dire economic situation had placed the prime minister on the horns of a dilemma.