transit vs span

transit and span both are nouns.

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

transit (noun)	span (noun)
a journey usually by ship	the act of sitting or standing astride
a surveying instrument for measuring horizontal and vertical angles, consisting of a small telescope mounted on a tripod	a structure that allows people or vehicles to cross an obstacle such as a river or canal or railway etc.
a facility consisting of the means and equipment necessary for the movement of passengers or goods	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

transit (verb)	span (verb)
make a passage or journey from one place to another	to cover or extend over an area or time period
cause or enable to pass through
revolve (the telescope of a surveying transit) about its horizontal transverse axis in order to reverse its direction
pass across (a sign or house of the zodiac) or pass across (the disk of a celestial body or the meridian of a place)