A verbal puzzle, mystery, or other problem of an intellectual nature.
Here's a riddle: It's black, and white, and red all over. What is it?
An ancient verbal, poetic, or literary form, in which, rather than a rhyme scheme, there are parallel opposing expressions with a hidden meaning.
To speak ambiguously or enigmatically.
To solve, answer, or explicate a riddle or question.
Riddle me this.
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.
A board with a row of pins, set zigzag, between which wire is drawn to straighten it.
To put something through a riddle or sieve, to sieve, to sift.
You have to riddle the gravel before you lay it on the road.
To fill with holes like a riddle.
The shots from his gun began to riddle the targets.
To fill or spread throughout; to pervade.
Your argument is riddled with errors.
A curtain; bed-curtain
One of the pair of curtains enclosing an altar on the north and south
To plait