The most common and most likely answer to this crossword clue is the 7 letter word CHASTEN
C
H
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S
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N
More clues leading to the result CHASTEN
- Moderate speed in outskirts of Canton
- Discipline Conservative – and hurry up about it!
- Humble origin of crane fly
- Charlie needs one for a cricket team? Correct
- With maximum possible speed, move fast to discipline
- Suppress a stench that’s spread
- Punish Conservative over race
- Conservative needs to make rapid progress in discipline
- Caught fly producing temper
- Moderate Conservative leader leading race
Buddy explains!

The straight part
We know that "Suppress" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case suppress = chasten.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 CHASTEN mean?
CHASTEN verb- To punish (in order to bring about improvement in behavior, attitude, etc.); to restrain, moderate.
- To make chaste; to purify.
- To punish or reprimand for the sake of improvement; to discipline.
- To render humble or restrained; to restrain or moderate.