ratavsRoaWhich spelling fits?

Quick tell: rata is a noun, Roa is a name, so they fill different roles in a sentence.

Which to use

“rata” is a noun and “Roa” is a name - they look or sound alike but fill different roles in a sentence.

#44,435
“rata” frequency rank
#42,385
“Roa” frequency rank
86820
confusion score

Side-by-Side Comparison

Feature rata Roa
Definition Any of various New Zealand plants of the genus Metrosideros. A surname.

Letter map: rata vs Roa

Shared letters muted; letters that set rata and Roa apart highlighted. Shared run: 2. rata runs 4 letters (CVCV) against Roa's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
rata
3 ch
Roa

Part-of-speech tell for rata / Roa

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: rata is anoun and Roaaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 86820, derived from the frequency rank of both members and their visual similarity.

rata is recorded at frequency rank #44,435, classified as anoun. Roa is at rank #42,385, tagged as aname.

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 86820, this pair ranks #8,447 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of rata vs Roa

Shared letters: ar. Private to "rata": t. Private to "Roa": o.

"rata" · 4 letters · shape CVCV  ·  "Roa" · 3 letters · shape CVV

Known mistypes of this pair

  • rata ← arta · raat · ratta · rrata · rtaa

Frequently Asked Questions

Is swapping "rata" for "Roa" ever safe?
No - they are not even the same part of speech. "rata" is a noun and "Roa" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "rata" or "Roa"?
"Roa" is the more common of the two: it sits at frequency rank #42,385 in our English list, against #44,435 for "rata". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "rata" vs "Roa" is on the table, pick a follow-up below.

  • Full dictionary entry for "rata" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Roa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #8,447 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "rata" and "Roa" also get mixed up with nearby pairs, the highest-scored neighbour is "rata vs Rua". 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 #8,447 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