The most common and most likely answer to this crossword clue is the 12 letter word UNCHARITABLE
I've seen this crossword clue in The Guardian
U
N
C
H
A
R
I
T
A
B
L
E
More clues leading to the result UNCHARITABLE
- A lubricant he’s given out, not very generous
- Mean to put fish in a blue tin, perhaps?
- Harsh island superficially off-limits to map-makers
- Each tribunal prepared to be cruel
- Cruel, cruel habit and endlessly revolting
- Each tribunal formed is severe in judging
- Hard-hearted, brutal China forced East under control
Buddy explains!
The straight part
We know that "Harsh" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case harsh = uncharitable.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 UNCHARITABLE mean?
UNCHARITABLE adjective- Not charitable