Which to use
“lessen” and “lessons” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #17,888
- “lessen” frequency rank
- #3,766
- “lessons” frequency rank
- 21654
- confusion score
Side-by-Side Comparison
| Feature | lessen | lessons |
|---|---|---|
| Definition | To make less; to diminish; to reduce. | third-person singular simple present indicative of lesson |
Where the eye mixes lessen and lessons
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Look-alike desk: lessen vs lessons
A purely visual mix-up. lessen (/ˈlɛsən/) and lessons (/ˈlɛs.ənz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 21654, derived from the frequency rank of both members and their visual similarity.
lessen is recorded at frequency rank #17,888, classified as averb, pronounced /ˈlɛsən/. lessons is at rank #3,766, tagged as averb, pronounced /ˈlɛs.ənz/.
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 21654, this pair ranks #422,341 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of lessen vs lessons
Shared letters: elns. Private to "lessen": -. Private to "lessons": o.
"lessen" · 6 letters · shape CVCCVC · "lessons" · 7 letters · shape CVCCVCC
Known mistypes of this pair
Frequently Asked Questions
Do "lessen" and "lessons" mean the same thing in a sentence?
In ordinary English text, does "lessen" or "lessons" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "lessen" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "lessons" - compare definitions side by side with the headword page. Word entry
- This pair ranks #422,341 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "lessen" and "lessons" also get mixed up with nearby pairs, the highest-scored neighbour is "lessee vs lessen". 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 #422,341 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.