Choose the perfect synonym or antonym for the word

Runner

/ˈrʌnə/

A person who runs, often for sport or exercise, or a machine that moves quickly along a track.

Synonyms:

This word has no antonyms

She is a fast runner.There are many runners in the park every morning.

Middle English, from the verb runnen, of Germanic origin; related to Dutch runnen and German rennen.

15 mentions per 1 million words

Moderate

Hint: Frequency according to COCA