Antonyms for "fast"
Looking for the opposite of "fast"? Common antonyms include slow, sluggish, leisurely.
Direct antonyms
slow, sluggish, leisurely
Antonyms grouped
Notes
Not every word has a true antonym. Where shades of meaning matter, the closest opposite is sometimes a "near-antonym" that fits the specific context you're writing in. Choose the one that matches your tone.