Which to use
“double” is an adjective and “doubler” is a verb - they look or sound alike but fill different roles in a sentence.
- #844
- “double” frequency rank
- #8,838
- “doubler” frequency rank
- 9682
- confusion score
Side-by-Side Comparison
| Feature | double | doubler |
|---|---|---|
| Definition | Qui vaut, qui pèse ou qui contient deux fois autant. | Rendre double ; mettre le double ; augmenter d’une fois autant ; multiplier par deux. |
Where the eye mixes double and doubler
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.
Look-alike desk: double vs doubler
These two trip readers on the page rather than in the ear: double is \dubl\ while doubler is \du.ble\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “double” sits inside “doubler”, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 9682, derived from the frequency rank of both members and their visual similarity.
double is recorded at frequency rank #844, classified as anadj, pronounced \dubl\. doubler is at rank #8,838, tagged as averb, pronounced \du.ble\.
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 9682, this pair ranks #415,800 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of double vs doubler
Shared letters: bdelou. Private to "double": -. Private to "doubler": r.
"double" · 6 letters · shape CVVCCV · "doubler" · 7 letters · shape CVVCCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "double" for "doubler" ever safe?
Which is more common, "double" or "doubler"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "double" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "doubler" - compare definitions side by side with the headword page. Word entry
- This pair ranks #415,800 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "double" and "doubler" also get mixed up with nearby pairs, the highest-scored neighbour is "doubler vs doublon". 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 #415,800 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.