posh squash
gourd hoard
spare chair
spare chair
spare chair
spare chair
spare chairspare chair
The hink-pink for "The extra cash that Santa keeps in his shoe is his" is "Yule mule." In a hink-pink, the goal is to create a pair of rhyming words or phrases that answer a riddle or description. In this case, "Yule" rhymes with "shoe" and "mule" rhymes with "cash," making it a fitting hink-pink for the given statement.
boot loot
boot loot
cash stash, boot loot
pig wig
fright night