He's best giving orders (7)

I believe the answer is:

behests

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'orders' is the definition.
The definition and answer can be both related to communication as well as being plural nouns.
Perhaps there's a link between them I don't understand?

'he's best giving' is the wordplay.
'giving' indicates anagramming the letters (the letters give the letters for another word).
'hes'+'best'='hesbest'
'hesbest' anagrammed gives 'BEHESTS'.

Can you help me to learn more?

(Another definition for behests that I've seen is " A person's orders or commands".)

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

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