- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
manacles
-
pythagorean triangle
-
goa bean
-
forefather
-
a little
-
space-reflection symmetry
-
peleus
-
decorate
-
accidental
-
acellular
- Hide translation
conundrum
conundrum /kəˈnʌndrəm/
noun
-
A difficult problem
(
brain-teaser
, conundrum
, enigma
, riddle
)
a difficult problem
