More forward Irish cause commotion (7)

I believe the answer is:

saucier

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'more forward' is the definition.
Both the answer and definition are comparative adjectives.
Maybe you can see an association between them that I don't see?

I can't explain the remainder of the clue.

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(Other definitions for saucier that I've seen before include "Increasingly impertinent" , "Type of chef" , "ruder" , "More cheeky" .)

I've seen this clue in the Sydney Morning Herald.

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