谜

字谜

zì mí

letter puzzle

谜语

mí yǔ

riddle

哑谜

yǎ mí

puzzle

打哑谜

dǎ yǎ mí

to talk in riddles

春灯谜

chūn dēng mí

Spring lantern riddles (guessing game at Lantern Festival 元宵節|元宵节, at the end of Spring festival 春節|春节)

未解之谜

wèi jiě zhī mí

unsolved mystery

灯谜

dēng mí

riddles written on lanterns (e.g. for the Lantern Festival at the end of Chinese New Year)

猜谜

cāi mí

to answer a riddle

猜谜儿

cāi mí r

to answer a riddle

纵横字谜

zòng héng zì mí

crossword

解谜

jiě mí

to solve the riddle

谜之

mí zhī

(neologism) (slang) (attributive) mysterious; enigmatic (calque from Japanese 謎の "nazo no")