- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
acaryote
-
mantra
-
170
-
mire
-
adenosine triphosphate
-
acacia catechu
-
acheta assimilis
-
baron
-
intemperance
-
barrel
- Hide translation
conundrum
conundrum /kəˈnʌndrəm/
noun
-
A difficult problem
(
brain-teaser
, conundrum
, enigma
, riddle
)
a difficult problem
