Which to use
“concurrent” is an adjective and “concurrently” is an adverb - they look or sound alike but fill different roles in a sentence.
- #15,136
- “concurrent” frequency rank
- #20,595
- “concurrently” frequency rank
- 35731
- confusion score
Side-by-Side Comparison
| Feature | concurrent | concurrently |
|---|---|---|
| Definition | Happening at the same time; simultaneous. | In a concurrent manner; at the same time. |
Letter map: concurrent vs concurrently
Shared letters muted; letters that set concurrent and concurrently apart highlighted. Shared run: 10.
Grammar separator: concurrent vs concurrently
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: concurrent is anadjective and concurrentlyanadverb. On the page they differ by 2 extra letter(s) - “concurrent” sits inside “concurrently”. Our composite confusion score for this pair is 35731, derived from the frequency rank of both members and their visual similarity.
concurrent is recorded at frequency rank #15,136, classified as anadj, pronounced /kəŋˈkʌɹənt/. concurrently is at rank #20,595, tagged as anadv.
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 35731, this pair ranks #309,391 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of concurrent vs concurrently
Shared letters: cenortu. Private to "concurrent": -. Private to "concurrently": ly.
"concurrent" · 10 letters · shape CVCCVCCVCC · "concurrently" · 12 letters · shape CVCCVCCVCCCV
Known mistypes of this pair
- concurrent ← cconcurrent · cnocurrent · cocnurrent · conccurrent · concrurent · concurent · concurernt · concurrennt
- concurrently ← cconcurrently · cnocurrently · cocnurrently · conccurrently · concrurently · concurently · concurerntly · concurrenlty
Frequently Asked Questions
Is swapping "concurrent" for "concurrently" ever safe?
Frequency check: "concurrent" vs "concurrently" - which ranks higher?
What to do next
Pair "concurrent" vs "concurrently" is on the table, pick a follow-up below.
- Full dictionary entry for "concurrent" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "concurrently" - compare definitions side by side with the headword page. Word entry
- This pair ranks #309,391 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "concurrent" and "concurrently" also get mixed up with nearby pairs, the highest-scored neighbour is "concurrency vs concurrently". 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 #309,391 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.