riddler

noun 0.751

riddling

noun 0.748

puzzle

noun 0.727

puzzler

noun 0.677

conundrum

noun 0.674

enigma

noun 0.673

brainteaser

noun 0.672

puzzling

noun 0.657

mystery

noun 0.655

clue

noun 0.604

cryptic

noun 0.600

raddle

noun 0.597

rattle

noun 0.584

puzzle box

noun 0.582

crossword

noun 0.580

puzzlement

noun 0.577

problem

noun 0.572

question

noun 0.570

dilemma

noun 0.566

ruse

noun 0.565

joke

noun 0.565

crossword puzzle

noun 0.558

trivia

noun 0.555

labyrinth

noun 0.550

rebus

noun 0.547

decipher

noun 0.542

jumble

noun 0.541

raven

noun 0.541

jigsaw puzzle

noun 0.541

rhetorical question

noun 0.540

perplexity

noun 0.535

quandary

noun 0.534

rhyme

noun 0.533

muddle

noun 0.533

maze

noun 0.533

trick

noun 0.533

rill

noun 0.532

rille

noun 0.530

rime

noun 0.528

rummy

noun 0.528

rima

noun 0.527

paradox

noun 0.526

koan

noun 0.526

cipher

noun 0.525

ravel

noun 0.525

rumor

noun 0.522

baffle

noun 0.522

inscrutable

noun 0.520

cryptogram

noun 0.520

mysterium

noun 0.519

raffle

noun 0.519

secret

noun 0.518

charade

noun 0.518

trouble

noun 0.516

rye

noun 0.516

wonder

noun 0.511

interrogative

noun 0.510

intriguing

noun 0.510

predicament

noun 0.509

problema

noun 0.508

riffle

noun 0.508

riddim

noun 0.508

quibble

noun 0.508

rug

noun 0.507

rascal

noun 0.507

quiz

noun 0.506

prattle

noun 0.503

rumple

noun 0.503

rummage

noun 0.503

rhetorical

noun 0.502

tongue-twister

noun 0.501

tangle

noun 0.500