span vs call option

span and call option both are nouns.

Word	Noun	Adjective	Verb	Adverb
span	Yes	No	Yes	No
call option	Yes	No	No	No

span (noun)	call option (noun)
the act of sitting or standing astride	the option to buy a given stock (or stock index or commodity future) at a given price before a given date
a structure that allows people or vehicles to cross an obstacle such as a river or canal or railway etc.	an option to buy
the distance or interval between two points
a unit of length based on the width of the expanded human hand (usually taken as 9 inches)
two items of the same kind
the complete duration of something

span (verb)	call option (verb)
to cover or extend over an area or time period