Which to use
“principal” is an adjective and “princípio” is a noun - they look or sound alike but fill different roles in a sentence.
- #510
- “principal” frequency rank
- #1,905
- “princípio” frequency rank
- 2415
- confusion score
Side-by-Side Comparison
| Feature | principal | princípio |
|---|---|---|
| Definition | o mais importante | o que vem primeiro, origem, início, começo |
Letter map: principal vs princípio
Shared letters muted; letters that set principal and princípio apart highlighted. Shared run: 6. principal (CCVCCVCVC) and princípio (CCVCCVCVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Part-of-speech tell for principal / princípio
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: principal is anadjective and princípioanoun. On the page they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 2415, derived from the frequency rank of both members and their visual similarity.
principal is recorded at frequency rank #510, classified as anadj. princípio is at rank #1,905, tagged as anoun.
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 2415, this pair ranks #72,982 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of principal vs princípio
Shared letters: cinpr. Private to "principal": al. Private to "princípio": oí.
"principal" · 9 letters · shape CCVCCVCVC · "princípio" · 9 letters · shape CCVCCVCVV
Known mistypes of this pair
- principal ← pirncipal · pprincipal · pricnipal · princcipal · princiapl · principall · principla · princippal
Frequently Asked Questions
Is swapping "principal" for "princípio" ever safe?
Frequency check: "principal" vs "princípio" - which ranks higher?
After this comparison
Pair "principal" vs "princípio" is on the table, pick a follow-up below.
- Full dictionary entry for "principal" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "princípio" - compare definitions side by side with the headword page. Word entry
- This pair ranks #72,982 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "principal" and "princípio" also get mixed up with nearby pairs, the highest-scored neighbour is "principado vs princípio". 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 #72,982 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.