Find Antonyms
rapidly Antonyms
Opposite of rapidly
Pinning down the opposite of rapidly requires matching its exact sense, so the antonyms and opposite words below are paired with a clear adverb definition and ranked by contrast strength.
• adverb (Context 1)
In a very fast or quick manner; at a great rate of speed or within a short period of time.
Usage Example
"Medical technology has advanced slowly over the past two decades."
Strongest
slowly
gradually
sluggishly
Strong
leisurely
unhurriedly
steadily
Similar words to rapidly
Words similar to rapidly shift depending on context. Common synonyms include:
quickly
swiftly
fast
speedily
briskly
hurriedly
promptly
hastily
Cite this Entry
Wordmom. (2026). Antonyms for Rapidly. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/rapidly