privy purse vs allowance

privy purse and allowance both are nouns.

Word	Noun	Adjective	Verb	Adverb
privy purse	Yes	No	No	No
allowance	Yes	No	Yes	No

As nouns, allowance is a hypernym of privy purse; that is, allowance is a word with a broader meaning than privy purse:

privy purse (noun)	allowance (noun)
allowance for a monarch's personal expenses	the act of allowing
	a permissible difference; allowing some freedom to move within limits
	an amount allowed or granted (as during a given period)
	an amount added or deducted on the basis of qualifying circumstances
	a sum granted as reimbursement for expenses
	a reserve fund created by a charge against profits in order to provide for changes in the value of a company's assets

privy purse (verb)	allowance (verb)
	put on a fixed allowance, as of food