
Conundrum
Complex Dilemma
Use 'conundrum' for situations that seem unsolvable or very complicated.
Navigating the city's traffic has become a real conundrum.
Intellectual Challenge
A 'conundrum' often involves intellectual effort to deal with, more than physical action.
The philosophical conundrum kept the students in a fierce debate.
Not Always Negative
Although difficult, a 'conundrum' doesn't always imply a negative outcome or frustration.
Solving the conundrum of the missing key was actually quite rewarding.