if wee kiss excited one of the parties after the marriage was over - (2-4)

I believe the answer is:

ex-wife

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'one of the parties after the marriage was over' is the definition.
I know nothing about this answer so I cannot tell whether it can be defined by this definition.

'if wee kiss excited' is the wordplay.
'kiss' becomes 'x' (X can represent a kiss).
'excited' is an anagram indicator.
'if'+'wee'+'x'='ifweex'
'ifweex' anagrammed gives 'EX-WIFE'.

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