- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
absorption unit
-
awe
-
boarding
-
anger
-
attire
-
elope
-
mysterious
-
partial
-
creed
-
judiciary
- Hide translation
conundrum
conundrum /kəˈnʌndrəm/
noun
-
A difficult problem
(
brain-teaser
, conundrum
, enigma
, riddle
)
a difficult problem
