redovsreisConfusable pair

Quick tell: redo is a verb, reis is a noun, so they fill different roles in a sentence.

Which to use

“redo” is a verb and “reis” is a noun - they look or sound alike but fill different roles in a sentence.

#22,787
“redo” frequency rank
#42,368
“reis” frequency rank
65155
confusion score

Side-by-Side Comparison

Feature redo reis
Definition To do again. The holder of an Ottoman military rank akin to that of naval captain.

Letter map: redo vs reis

Shared letters muted; letters that set redo and reis apart highlighted. Shared run: 2.

4 ch
redo
4 ch
reis

Part-of-speech tell for redo / reis

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: redo is averb and reisanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 65155, derived from the frequency rank of both members and their visual similarity.

redo is recorded at frequency rank #22,787, classified as averb, pronounced /ɹiˈduː/. reis is at rank #42,368, tagged as anoun.

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 65155, this pair ranks #74,151 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of redo vs reis

Shared letters: er. Private to "redo": do. Private to "reis": is.

"redo" · 4 letters · shape CVCV  ·  "reis" · 4 letters · shape CVVC

Known mistypes of this pair

  • redoerdo · rdeo · reddo · reod · rredo
  • reiseris · reiss · resi · rreis

Frequently Asked Questions

Is swapping "redo" for "reis" ever safe?
No - they are not even the same part of speech. "redo" is a verb and "reis" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "redo" vs "reis" - which ranks higher?
"redo" is the more common of the two: it sits at frequency rank #22,787 in our English list, against #42,368 for "reis". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "redo" vs "reis" is on the table, pick a follow-up below.

  • Full dictionary entry for "redo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "reis" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #74,151 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "redo" and "reis" also get mixed up with nearby pairs, the highest-scored neighbour is "reis vs Revis". 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 #74,151 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