put option vs stock option

put option and stock option both are nouns.

Word	Noun	Adjective	Verb	Adverb
put option	Yes	No	No	No
stock option	Yes	No	No	No

As nouns, stock option is a hypernym of put option; that is, stock option is a word with a broader meaning than put option:

put option: an option to sell
stock option: the right to buy or sell a stock at a specified price within a stated period

put option (noun)	stock option (noun)
the option to sell a given stock (or stock index or commodity future) at a given price before a given date	the right to buy or sell a stock at a specified price within a stated period
an option to sell	a benefit given by a company to an employee in the form of an option to buy stock in the company at a discount or at a fixed price