soundvsSousaTell them apart

Quick tell: sound is a adjective, Sousa is a name, so they fill different roles in a sentence.

Which to use

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

#742
“sound” frequency rank
#38,627
“Sousa” frequency rank
39369
confusion score

Side-by-Side Comparison

Feature sound Sousa
Definition Healthy. A surname from Portuguese.

Letter map: sound vs Sousa

Shared letters muted; letters that set sound and Sousa apart highlighted. Shared run: 3. sound (CVVCC) and Sousa (CVVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
sound
5 ch
Sousa

Part-of-speech tell for sound / Sousa

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sound is anadjective and Sousaaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 39369, derived from the frequency rank of both members and their visual similarity.

sound is recorded at frequency rank #742, classified as anadj, pronounced /saʊnd/. Sousa is at rank #38,627, 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 39369, this pair ranks #277,342 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sound vs Sousa

Shared letters: osu. Private to "sound": dn. Private to "Sousa": a.

"sound" · 5 letters · shape CVVCC  ·  "Sousa" · 5 letters · shape CVVCV

Known mistypes of this pair

  • sound ← osund · sonud · soudn · soundd · sounnd · ssound · suond
  • Sousa ← osusa · sosua · souas · soussa · ssousa · suosa

Frequently Asked Questions

Is swapping "sound" for "Sousa" ever safe?
No - they are not even the same part of speech. "sound" is an adjective and "Sousa" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sound" or "Sousa"?
"sound" is the more common of the two: it sits at frequency rank #742 in our English list, against #38,627 for "Sousa". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pair "sound" vs "Sousa" is on the table, pick a follow-up below.

  • Full dictionary entry for "sound" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Sousa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #277,342 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sound" and "Sousa" also get mixed up with nearby pairs, the highest-scored neighbour is "Sousa vs sura". 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 #277,342 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