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what's the synonym for path
uncoil or unloop
(The opposite of a coiled path is a straight or flat path.)
it is path
A line is a straight path that extends infinitely or endlessly in opposite directions. A straight path that joins two points is called a line segment.
A random walk is opposite in all senses. A straight line is only a curvilinear path with all the "higher order" terms set to zero.