Find Antonyms

promptly Antonyms

Opposite of promptly

Because the opposite of promptly shifts with each meaning, the antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adverb (Context 1)

With little or no delay; immediately or quickly.

Usage Example

"The customer service team responded slowly to her inquiry."

Strongest
slowly
Strong
belatedly
tardily
eventually

• adverb (Context 2)

At the exact scheduled or appointed time; punctually.

Usage Example

"The keynote lecture will begin late at nine o'clock."

Strongest
late
tardily
unpunctually
Strong
behindhand

Similar words to promptly

Words similar to promptly shift depending on context. Common synonyms include:

punctually
on time
immediately
at once
right away
quickly
precisely
swiftly
See all synonyms of promptly

• Nearby Words

prompt
prompter
prompting
promptly
promptness
pronation
prone

Cite this Entry

Wordmom. (2026). Antonyms for Promptly. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/promptly
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