resvsRoaConfusable pair

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

Which to use

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

#9,811
“res” frequency rank
#42,385
“Roa” frequency rank
52196
confusion score

Side-by-Side Comparison

Feature res Roa
Definition plural of re A surname.

Letter map: res vs Roa

Shared letters muted; letters that set res and Roa apart highlighted. Shared run: 1.

3 ch
res
3 ch
Roa

Grammar separator: res vs Roa

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: res is anoun and Roaaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 52196, derived from the frequency rank of both members and their visual similarity.

res is recorded at frequency rank #9,811, classified as anoun, pronounced /ɹeɪz/. 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 52196, this pair ranks #159,073 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of res vs Roa

Shared letters: r. Private to "res": es. Private to "Roa": ao.

"res" · 3 letters · shape CVC  ·  "Roa" · 3 letters · shape CVV

Frequently Asked Questions

Do "res" and "Roa" mean the same thing in a sentence?
No - they are not even the same part of speech. "res" is a noun and "Roa" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "res" or "Roa"?
"res" is the more common of the two: it sits at frequency rank #9,811 in our English list, against #42,385 for "Roa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "res" and "Roa".

  • Full dictionary entry for "res" 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 #159,073 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "res" and "Roa" also get mixed up with nearby pairs, the highest-scored neighbour is "Roa vs Rua". Nearby pair

Confusion rank #159,073 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