Synonyms for "fast"
14 kid-friendly synonyms for fast, sorted by grade level (K-2, 3-5, 6-8).
What does "fast" mean?
The word fast is an adjective that means: moving with great speed.
Example: "Cheetahs can run very fast."
Grade K–2Easy synonyms for fast
Younger kids can use these in place of "fast":
Grade 3–5Stronger words for fast
For elementary writers ready to add precision and variety to their vocabulary:
Grade 6–8Middle-school vocabulary for fast
Tier 2 academic alternatives — useful for essays, persuasive writing, and standardized tests:
Opposites of fast (antonyms)
Words that mean the opposite of fast:
FAQ — synonyms for fast
What is a good synonym for fast in a kid's writing?
For K-2 writers, try quick. For older students, "rapid" reads more naturally in school writing.
How many synonyms does fast have?
We list 14 grade-appropriate synonyms for fast across three reading levels. Adults' thesauruses include dozens more, but most aren't useful for K-8 vocabulary.
Is fast a noun, verb, or adjective?
In this entry, fast is used as an adjective.
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