- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
et
-
go off at half-cock
-
appellate
-
horizontal surface
-
useable
-
fanciful
-
season
-
aciduric
-
abjuration
-
euphoria
- Hide translation
conundrum
conundrum /kəˈnʌndrəm/
noun
-
A difficult problem
(
brain-teaser
, conundrum
, enigma
, riddle
)
a difficult problem
