railroad vs tie

railroad and tie both are nouns.

Word	Noun	Adjective	Verb	Adverb
railroad	Yes	No	Yes	No
tie	Yes	No	Yes	No

railroad (noun)	tie (noun)
line that is the commercial organization responsible for operating a system of transportation for trains that pull passengers or freight	a cord (or string or ribbon or wire etc.) with which something is tied
a line of track providing a runway for wheels	neckwear consisting of a long narrow piece of material worn (mostly by men) under a collar and tied in knot at the front
	a horizontal beam used to prevent two other structural members from spreading apart or separating
	one of the cross braces that support the rails on a railway track
	a fastener that serves to join or connect
	(music) a slur over two notes of the same pitch; indicates that the note is to be sustained for their combined time value
	the finish of a contest in which the score is tied and the winner is undecided
	equality of score in a contest
	a social or business relationship

railroad (verb)	tie (verb)
transport by railroad	form a knot or bow in
supply with railroad lines	limit or restrict to
compel by coercion, threats, or crude means	finish a game with an equal number of points, goals, etc.
	fasten or secure with a rope, string, or cord
	connect, fasten, or put together two or more pieces
	unite musical notes by a tie
	make by tying pieces together
	perform a marriage ceremony
	create social or emotional ties