charade

Short definition from Wiktionary

Noun

1. 1
   A genre of riddles where the clues to the answer are descriptions or puns on its syllables, with a final clue to the whole.
2. 2
   A single round of the game charades, an acted form of the earlier riddles.
3. 3
   A play resembling the game charades, particularly due to poor acting.
4. 4
   A deception or pretense, originally an absurdly obvious one but now in general use.
5. 5
   A form of wordplay where several words are placed together to form a new word or part thereof.

Verb

1. 1
   To act out a charade (of); to gesture; to pretend.