- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
comfortable
-
complexity
-
go-as-you-please
-
perpetuate
-
badlands
-
foal
-
cleanser
-
output
-
automobile
-
bench clamp
- Hide translation
conundrum
conundrum /kəˈnʌndrəm/
noun
-
A difficult problem
(
brain-teaser
, conundrum
, enigma
, riddle
)
a difficult problem
