fellow vs span

fellow and span both are nouns.

Word	Noun	Adjective	Verb	Adverb
fellow	Yes	No	No	No
span	Yes	No	Yes	No

fellow (noun)	span (noun)
a boy or man	the act of sitting or standing astride
a man who is the lover of a man or woman	a structure that allows people or vehicles to cross an obstacle such as a river or canal or railway etc.
a friend who is frequently in the company of another	the distance or interval between two points
a person who is member of one's class or profession	a unit of length based on the width of the expanded human hand (usually taken as 9 inches)
an informal form of address for a man	two items of the same kind
a member of a learned society	the complete duration of something
one of a pair

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