redonevsredoxWhich spelling fits?

Quick tell: redone is a verb, redox is an adjective, so they fill different roles in a sentence.

Which to use

“redone” is a verb and “redox” is an adjective - they look or sound alike but fill different roles in a sentence.

#34,666
“redone” frequency rank
#39,522
“redox” frequency rank
74188
confusion score

Side-by-Side Comparison

Feature redone redox
Definition past participle of redo Of or relating to any reaction in which oxidation and reduction occur simultaneously.

Where the eye mixes redone and redox

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. redone runs 6 letters (CVCVCV) against redox's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
redone
5 ch
redox

Look-alike desk: redone vs redox

These two trip readers on the page rather than in the ear: redone is /ɹiːˈdʌn/ while redox is /ˈɹiːdɒks/. 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 (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 74188, derived from the frequency rank of both members and their visual similarity.

redone is recorded at frequency rank #34,666, classified as averb, pronounced /ɹiːˈdʌn/. redox is at rank #39,522, tagged as anadj, pronounced /ˈɹiːdɒks/.

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 74188, this pair ranks #37,119 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of redone vs redox

Shared letters: deor. Private to "redone": n. Private to "redox": x.

"redone" · 6 letters · shape CVCVCV  ·  "redox" · 5 letters · shape CVCVC

Known mistypes of this pair

  • redone ← erdone · rdeone · reddone · rednoe · redoen · redonne · reodne · rredone
  • redox ← erdox · rdeox · reddox · redoxx · redxo · reodx · rredox

Frequently Asked Questions

Can "redone" and "redox" be used interchangeably?
No - they are not even the same part of speech. "redone" is a verb and "redox" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "redone" or "redox"?
"redone" is the more common of the two: it sits at frequency rank #34,666 in our English list, against #39,522 for "redox". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "redone" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "redox" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #37,119 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "redone" and "redox" also get mixed up with nearby pairs, the highest-scored neighbour is "redox vs reo". 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 #37,119 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list