conundrum
UK[kəˈnʌn.drəm]US[kəˈnʌn.drəm]
n
A confusing and difficult problem or question, often presented as a riddle or puzzle.
Etymology
The precise origin of 'conundrum' is a historical puzzle in itself, fitting for its meaning. It first appeared in English in the late 1500s as a derogatory term for a pedant, later shifting to mean a whim or fancy, and finally settling on its modern sense of a riddle or intricate problem by the mid-17th century. Scholars suggest it may have been a facetious, university-slang imitation of Latin, perhaps influenced by words like 'cōnandum' ("thing to be attempted") or other academic jargon. Its journey from a personal insult to an abstract intellectual challenge illustrates how language can playfully create terms whose own history becomes part of their enigmatic character.
Analysis
The word is a simplex. It is a pseudo-Latin term of obscure origin, likely coined in the late 16th century.
Examples
The ethical implications of artificial intelligence present a major conundrum for modern society.
She spent all afternoon trying to solve the conundrum in the puzzle magazine.
The old riddle "What has keys but can't open locks?" is a classic conundrum.