Which to use
“redux” is an adjective and “reflux” is a noun - they look or sound alike but fill different roles in a sentence.
- #39,992
- “redux” frequency rank
- #29,435
- “reflux” frequency rank
- 69427
- confusion score
Side-by-Side Comparison
| Feature | redux | reflux |
|---|---|---|
| Definition | Of a topic, redone, restored, brought back, or revisited. | The backwards flow of any fluid. |
Where the spellings diverge
Shared letters are muted; the letters that actually set redux and reflux apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: redux is /ˈɹiːdʌks/ while reflux is /ˈɹiː.flʌks/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 69427, derived from the frequency rank of both members and their visual similarity.
redux is recorded at frequency rank #39,992, classified as anadj, pronounced /ˈɹiːdʌks/. reflux is at rank #29,435, tagged as anoun, pronounced /ˈɹiː.flʌks/.
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 69427, this pair ranks #54,605 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of redux vs reflux
Shared letters: erux. Private to "redux": d. Private to "reflux": fl.
"redux" · 5 letters · shape CVCVC · "reflux" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequency comparison
Frequently Asked Questions
Can "redux" and "reflux" be used interchangeably?
Which is more common, "redux" or "reflux"?
Remembering redux vs reflux
The fastest way to pick the right one every time.
- Check the role first: if you need an adjective, it's “redux”; for a noun, it's “reflux”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “redux” entry
- Browse more pairs most likely to be confused. Most confusable