riddle

Short definition from Wiktionary

Noun

1. 1
   A verbal puzzle, mystery, or other problem of an intellectual nature.
2. 2
   An ancient verbal, poetic, or literary form, in which, rather than a rhyme scheme, there are parallel opposing expressions with a hidden meaning.
3. 3
   A sieve with coarse meshes, usually of wire, for separating coarser materials from finer, as chaff from grain, cinders from ashes, or gravel from sand.
4. 4
   A board with a row of pins, set zigzag, between which wire is drawn to straighten it.
5. 5
   A curtain; bedcurtain.
6. 6
   One of the pair of curtains enclosing an altar on the north and south.

Verb

1. 1
   To speak ambiguously or enigmatically.
2. 2
   To solve, answer, or explicate a riddle or question.
3. 3
   To put something through a riddle or sieve; to sieve; to sift.
4. 4
   To fill with holes like a riddle.
5. 5
   To fill or spread throughout; to pervade (with something destructive or weakening).
6. 6
   To plait.

Proper noun

1. 1
   A surname.
2. 2
   A place in the United States: An unincorporated community in Owyhee County, Idaho.
3. 3
   A place in the United States: An unincorporated community in Ohio Township, Crawford County, Indiana, named after George Washington Riddle.
4. 4
   A place in the United States: A city in Douglas County, Oregon.
5. 5
   A place in the United States: An unincorporated community in Ritchie County, West Virginia.