trail vs track

trail and track both are nouns.

Word	Noun	Adjective	Verb	Adverb
trail	Yes	No	Yes	No
track	Yes	No	Yes	No

As nouns, track is a hypernym of trail; that is, track is a word with a broader meaning than trail:

Other hypernyms of trail include cart track, cartroad.

As nouns, trail and track are synonyms defined as:

Other synonyms of trail include lead.

As nouns, track is a hypernym of trail; that is, track is a word with a broader meaning than trail:

Other hypernyms of trail include course, path.

As verbs, trail and track are synonyms defined as:

Other synonyms of trail include chase, chase after, dog, give chase, go after, tag, tail.

trail (noun)	track (noun)
a path or track roughly blazed through wild or hilly country	the act of participating in an athletic competition involving running on a track
evidence pointing to a possible solution	any road or path affording passage especially a rough one
a track or mark left by something that has passed	a bar or pair of parallel bars of rolled steel making the railway along which railroad cars or other vehicles can roll
	a pair of parallel rails providing a runway for wheels
	a groove on a phonograph recording
	(computer science) one of the circular magnetic paths on a magnetic disk that serve as a guide for writing and reading data
	a course over which races are run
	an endless metal belt on which tracked vehicles move over the ground
	evidence pointing to a possible solution
	a distinct selection of music from a recording or a compact disc
	a line or route along which something travels or moves

trail (verb)	track (verb)
drag loosely along a surface; allow to sweep the ground	make tracks upon
hang down so as to drag along the ground	go after with the intent to catch
go after with the intent to catch	travel across or pass over
move, proceed, or walk draggingly or slowly	carry on the feet and deposit
to lag or linger behind	observe or plot the moving path of something