propensãovspropulsãoWhich spelling fits?

Which to use

“propensão” and “propulsão” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#29,477
“propensão” frequency rank
#24,129
“propulsão” frequency rank
53606
confusion score

Side-by-Side Comparison

Feature propensão propulsão
Definition ato ou efeito de propender ato de propulsar

Letter map: propensão vs propulsão

Shared letters muted; letters that set propensão and propulsão apart highlighted. Shared run: 7. propensão and propulsão follow the identical consonant-vowel pattern (CCVCVCCVV). Same shape at a glance is often the real trap, independent of shared letters.

9 ch
propensão
9 ch
propulsão

Corpus notes: propensão and propulsão

propensão and propulsão are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 53606, derived from the frequency rank of both members and their visual similarity.

propensão is recorded at frequency rank #29,477, classified as anoun. propulsão is at rank #24,129, tagged as anoun, pronounced /pɾu.puɫ.ˈsɐ̃w̃/.

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 53606, this pair ranks #11,922 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of propensão vs propulsão

Shared letters: oprsã. Private to "propensão": en. Private to "propulsão": lu.

"propensão" · 9 letters · shape CCVCVCCVV  ·  "propulsão" · 9 letters · shape CCVCVCCVV

Frequently Asked Questions

Do "propensão" and "propulsão" mean the same thing in a sentence?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "propensão" vs "propulsão" - which ranks higher?
"propulsão" is the more common of the two: it sits at frequency rank #24,129 in our Portuguese list, against #29,477 for "propensão". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "propensão" and "propulsão".

  • Full dictionary entry for "propensão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "propulsão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #11,922 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "propensão" and "propulsão" also get mixed up with nearby pairs, the highest-scored neighbour is "propensão vs propenso". Nearby pair

Confusion rank #11,922 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