Sunlit cheek perhaps (6)

I believe the answer is:

insult

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'cheek perhaps' is the definition.
The definition and answer can be both related to communication as well as being singular nouns.
Perhaps you can see a link between them that I don't see?

'sunlit' is the wordplay.
'sunlit' anagrams to 'INSULT'.
But, I am unsure how the anagram is indicated.

Can you help me to learn more?

(Other definitions for insult that I've seen before include "Abuse (someone)" , "Treat disrespectfully" , "Affront, offend" , "Treat with abuse" , "Slander" .)

I've seen this clue in The Globe and Mail.

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