· a difficult problem
Synonym(s): conundrum, enigma, brain-teaser
Hypernym(s): problem
· a coarse sieve (as for gravel)
· pierce with many holes; "The bullets riddled his body"
Hypernym(s): pierce
· set a difficult problem or riddle; "riddle me a riddle"
Hypernym(s): perplex, vex, stick, get, puzzle, mystify, baffle, beat, pose, bewilder, flummox, stupefy, nonplus, gravel, amaze, dumbfound
· separate with a riddle, as grain from chaff
Synonym(s): screen
Hypernym(s): sift, sieve, strain
· spread or diffuse through; "An atmosphere of distrust has permeated this administration"; "music penetrated the entire building"; "His campaign was riddled with accusations and personal attacks"
Synonym(s): permeate, pervade, penetrate, interpenetrate, diffuse, imbue
Hypernym(s): penetrate, perforate
· speak in riddles
Hypernym(s): communicate, intercommunicate
· explain a riddle
Hypernym(s): solve, work_out, figure_out, puzzle_out, lick, work