somvsstopWhat's the difference?

Quick tell: som is a noun, stop is an intj, so they fill different roles in a sentence.

Which to use

“som” is a noun and “stop” is an intj - they look or sound alike but fill different roles in a sentence.

#1,134
“som” frequency rank
#7,087
“stop” frequency rank
8221
confusion score

Side-by-Side Comparison

Feature som stop
Definition onda longitudinal transmitida pela matéria e que podemos ouvir (geralmente entre 20Hz e 20kHz): pare, para

Letter map: som vs stop

Shared letters muted; letters that set som and stop apart highlighted. Shared run: 2.

3 ch
som
4 ch
stop

Part-of-speech tell for som / stop

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: som is anoun and stopanintj. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 8221, derived from the frequency rank of both members and their visual similarity.

som is recorded at frequency rank #1,134, classified as anoun, pronounced /ˈsõ/. stop is at rank #7,087, tagged as anintj.

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 8221, this pair ranks #65,641 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of som vs stop

Shared letters: os. Private to "som": m. Private to "stop": pt.

"som" · 3 letters · shape CVC  ·  "stop" · 4 letters · shape CCVC

Known mistypes of this pair

  • stopsotp · sstop · stopp · stpo · sttop · tsop

Frequently Asked Questions

Is swapping "som" for "stop" ever safe?
No - they are not even the same part of speech. "som" is a noun and "stop" an intj, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "som" or "stop" show up more?
"som" is the more common of the two: it sits at frequency rank #1,134 in our Portuguese list, against #7,087 for "stop". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "som" and "stop". Here's where to go from here.

  • Full dictionary entry for "som" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "stop" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #65,641 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "som" and "stop" also get mixed up with nearby pairs, the highest-scored neighbour is "soap vs stop". 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 #65,641 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