
A track can be a path, course, or trail of marks. A tract can be an area of land. It can also refer to a connected system in the body or to a short pamphlet.
Separate the route from the area
A narrow track crosses the tract of land behind the orchard. The track is the path. The tract is the area of land it crosses.
A track can also be a mark left behind. In We found rabbit tracks in the mud, tracks means footprints.
Recognize other common uses
To track something is to follow it or keep a record of it, as in We track our orders in a spreadsheet. A digestive tract is a connected passage in the body. A tract can also be a short publication about a particular subject.
Track can be a verb or a noun. Compare Plain vs. Plane for another pair in which one word can name a stretch of land.