Cap
Cap noun - A real or imaginary point beyond which a person or thing cannot go.
Usage example: a cap on player salary expenditures was suggested as a way to keep small market teams competitive
Line
Line noun - A real or imaginary point beyond which a person or thing cannot go.
Usage example: you really crossed the line with that outrageous display of bad behavior
How words are described
Both words in one sentence
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The line and level counters will cap at 999; you'll reach the cap on those a very long time before you reach the score cap.
Source: Cap -
Cap gives him a chance and when he steps out of line, clocks him and tells him to leave.
Source: Story-Breaker Team-Up -
It's slightly foreshadowed throughout (the autographed Starter cap, the "dragged to the back of a trunk" line, etc.) before more direct hints are given, and then it's revealed as a whole.
Source: Music / Eminem
Cite this Source
Line and Cap. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/cap/line
Cap & Line. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/cap/line>.
Line or Cap. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/cap/line.
Google Ngram Viewer shows how "cap" and "line" have occurred on timeline