Which to use
“reason” is a noun and “reckon” is a verb - they look or sound alike but fill different roles in a sentence.
- #479
- “reason” frequency rank
- #10,267
- “reckon” frequency rank
- 10746
- confusion score
Side-by-Side Comparison
| Feature | reason | reckon |
|---|---|---|
| Definition | A cause: | To count; to enumerate; to number; also, to compute; to calculate. |
Where the eye mixes reason and reckon
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Why the eye confuses reason with reckon
These two trip readers on the page rather than in the ear: reason is /ˈɹiː.zən/ while reckon is /ˈɹɛkən/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 10746, derived from the frequency rank of both members and their visual similarity.
reason is recorded at frequency rank #479, classified as anoun, pronounced /ˈɹiː.zən/. reckon is at rank #10,267, tagged as averb, pronounced /ˈɹɛkən/.
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 10746, this pair ranks #490,747 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of reason vs reckon
Shared letters: enor. Private to "reason": as. Private to "reckon": ck.
"reason" · 6 letters · shape CVVCVC · "reckon" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "reason" for "reckon" ever safe?
Which is more common, "reason" or "reckon"?
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 "reason" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "reckon" - compare definitions side by side with the headword page. Word entry
- This pair ranks #490,747 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "reason" and "reckon" also get mixed up with nearby pairs, the highest-scored neighbour is "reckon vs Renton". 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 #490,747 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.