sobvssopaWhich spelling fits?

Quick tell: sob is a preposition, sopa is a noun, so they fill different roles in a sentence.

Which to use

“sob” is a preposition and “sopa” is a noun - they look or sound alike but fill different roles in a sentence.

#320
“sob” frequency rank
#4,351
“sopa” frequency rank
4671
confusion score

Side-by-Side Comparison

Feature sob sopa
Definition abaixo, em baixo comida líquida ou pastosa, cozida, normalmente com vegetais e carne

Where the eye mixes sob and sopa

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
sob
4 ch
sopa

Look-alike desk: sob vs sopa

These two trip readers on the page rather than in the ear: sob is /ˈsob/ while sopa is /ˈso.pɐ/. 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 (preposition vs noun), which is usually the fastest check. Our composite confusion score for this pair is 4671, derived from the frequency rank of both members and their visual similarity.

sob is recorded at frequency rank #320, classified as aprep, pronounced /ˈsob/. sopa is at rank #4,351, tagged as anoun, pronounced /ˈso.pɐ/.

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 4671, this pair ranks #70,156 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sob vs sopa

Shared letters: os. Private to "sob": b. Private to "sopa": ap.

"sob" · 3 letters · shape CVC  ·  "sopa" · 4 letters · shape CVCV

Known mistypes of this pair

  • sopaospa · soppa · spoa · ssopa

Frequently Asked Questions

Do "sob" and "sopa" mean the same thing in a sentence?
No - they are not even the same part of speech. "sob" is a preposition and "sopa" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sob" or "sopa"?
"sob" is the more common of the two: it sits at frequency rank #320 in our Portuguese list, against #4,351 for "sopa". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "sob" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sopa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #70,156 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "sob" and "sopa" also get mixed up with nearby pairs, the highest-scored neighbour is "soap vs sopa". 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 #70,156 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list