- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
moss
-
math
-
test
-
abstract art
-
marble
-
exculpated
-
urban
-
equanimity
-
will
-
chaff
- Hide translation
conundrum
conundrum /kəˈnʌndrəm/
noun
-
A difficult problem
(
brain-teaser
, conundrum
, enigma
, riddle
)
a difficult problem
