DictionaryriddlePuzzling question
noun / verb

riddle

RID-ul/ˈrɪdl/

A question or problem that takes clever thinking to solve.

The friends work on a riddle about keys that open no locks.

Two friends, a white boy and Black girl, ponder a card reading exactly “What has keys but opens no locks?” beside a piano keyboard, visual answer to the riddle.
Etymology

Old English rædels already meant a riddle, alongside counsel, conjecture, and discussion. The modern word preserves the puzzling-question sense within that older range of meanings.

In context

Veritasium0:00
There is a riddle that is so counterintuitive, it still seems wrong even if you know the answer.
The Riddle That Seems Impossible Even If You Know The Answer

More examples

  • We solved the riddle after several hints.
  • The missing key remained a riddle to everyone.
  • He enjoyed riddling his friends with puzzling questions.

Forms

riddle · riddles · riddled · riddling

Similar words

puzzle
The broader problem-solving challenge.
enigma
Something mysterious rather than necessarily a deliberately posed question.