Getting in a wild pet is silly (5)

I believe the answer is:

inept

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'silly' is the definition.
(I've seen this before)

'getting in a wild pet' is the wordplay.
'getting' becomes 'in' (I can't explain this - if you can you should believe this answer much more).
'in' is an insertion indicator.
'a wild' indicates an anagram.
'pet' is an anagram of 'ept'.
'in' going inside 'ept' is 'INEPT'.

'is' is the link.

Can you help me to learn more?

(Other definitions for inept that I've seen before include "Foolish" , "pointless" , "Not competent" , "Clumsy - silly" , "Blundering" .)

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

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