Which to use
“string” is a noun and “strong” is an adjective - they look or sound alike but fill different roles in a sentence.
- #3,658
- “string” frequency rank
- #614
- “strong” frequency rank
- 4272
- confusion score
Side-by-Side Comparison
| Feature | string | strong |
|---|---|---|
| Definition | A long, thin and flexible structure made from threads twisted together. | Capable of producing great physical force. |
Where the eye mixes string and strong
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Why the eye confuses string with strong
These two trip readers on the page rather than in the ear: string is /stɹɪŋ/ while strong is /stɹɒŋ/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - i in “string” becomes o in “strong”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 4272, derived from the frequency rank of both members and their visual similarity.
string is recorded at frequency rank #3,658, classified as anoun, pronounced /stɹɪŋ/. strong is at rank #614, tagged as anadj, pronounced /stɹɒŋ/.
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 4272, this pair ranks #519,462 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of string vs strong
Shared letters: gnrst. Private to "string": i. Private to "strong": o.
"string" · 6 letters · shape CCCVCC · "strong" · 6 letters · shape CCCVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "string" for "strong" ever safe?
Which is more common, "string" or "strong"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "string" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "strong" - compare definitions side by side with the headword page. Word entry
- This pair ranks #519,462 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "string" and "strong" also get mixed up with nearby pairs, the highest-scored neighbour is "string vs stringed". 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 #519,462 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.