The most common and most likely answer to this crossword clue is the 5 letter word TENGE
T
E
N
G
E
Buddy explains!
The straight part
We know that "What’s no good in Turkmenistan’s capital? Wrong, actually" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case what’s no good in turkmenistan’s capital? wrong, actually = tenge.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does TENGE mean?
TENGE noun- The basic monetary unit of Kazakhstan; subdivided into tiyin.