Conundrum

/kənˈʌndɹəm/

/kəˈnəndɹəm/

Conundrum

a problem or question that is confusing and needs a lot of skill or effort to solve or answer

*** a question, usually involving a trick with words, that you ask for fun

Examples

1. Muller's ratchet poses a conundrum for our understanding of amoebas.

2. This conundrum can create a war between the stomach and the wallet.

3. Catering conundrum?

4. For women lawyers at a firm outing, the swimsuit question presents a conundrum.