Which to use
“speedily” is an adverb and “speedy” is an adjective - they look or sound alike but fill different roles in a sentence.
- #39,580
- “speedily” frequency rank
- #12,144
- “speedy” frequency rank
- 51724
- confusion score
Side-by-Side Comparison
| Feature | speedily | speedy |
|---|---|---|
| Definition | In a speedy or fast manner. | Proceeding with or characterized by high speed; rapid. |
Where the eye mixes speedily and speedy
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. speedily runs 8 letters (CCVVCVCV) against speedy's 6 (CCVVCV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: speedily vs speedy
These two trip readers on the page rather than in the ear: speedily is /ˈspiːdɪli/ while speedy is /ˈspiː.di/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (adverb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 51724, derived from the frequency rank of both members and their visual similarity.
speedily is recorded at frequency rank #39,580, classified as anadv, pronounced /ˈspiːdɪli/. speedy is at rank #12,144, tagged as anadj, pronounced /ˈspiː.di/.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 51724, this pair ranks #163,076 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of speedily vs speedy
Shared letters: depsy. Private to "speedily": il. Private to "speedy": -.
"speedily" · 8 letters · shape CCVVCVCV · "speedy" · 6 letters · shape CCVVCV
Known mistypes of this pair
Frequently Asked Questions
Do "speedily" and "speedy" mean the same thing in a sentence?
In ordinary English text, does "speedily" or "speedy" show up more?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "speedily" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "speedy" - compare definitions side by side with the headword page. Word entry
- This pair ranks #163,076 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "speedily" and "speedy" also get mixed up with nearby pairs, the highest-scored neighbour is "speedily vs speedway". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #163,076 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.