na vs nau, What's the Difference?

Which to use

“na” is a contraction and “nau” is a noun - they look or sound alike but fill different roles in a sentence.

#17
“na” frequency rank: #17,867
“nau” frequency rank: 17884
confusion score

Side-by-Side Comparison

Feature	na	nau
Definition	contração da preposição em com o artigo definido a:	grande embarcação de guerra ou mercante, de tipo antigo

Where the eye mixes na and nau

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

2 ch

3 ch

nau

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: na is /nɐ/ while nau is /ˈnaw/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “na” sits inside “nau”, and the parts of speech differ too (contraction vs noun), which is usually the fastest check. Our composite confusion score for this pair is 17884, derived from the frequency rank of both members and their visual similarity.

na is recorded at frequency rank #17, classified as acontraction, pronounced /nɐ/. nau is at rank #17,867, tagged as anoun, pronounced /ˈnaw/.

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 17884, this pair ranks #53,248 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of na vs nau

Shared letters: an. Private to "na": -. Private to "nau": u.

"na" · 2 letters · shape CV · "nau" · 3 letters · shape CVV

Frequently Asked Questions

Can "na" and "nau" be used interchangeably?

No - they are not even the same part of speech. "na" is a contraction and "nau" a noun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "na" or "nau"?

"na" is the more common of the two: it sits at frequency rank #17 in our Portuguese list, against #17,867 for "nau". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

You've compared "na" and "nau". Here's where to go from here.

Full dictionary entry for "na" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "nau" - compare definitions side by side with the headword page. Word entry
This pair ranks #53,248 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"na" and "nau" also get mixed up with nearby pairs, the highest-scored neighbour is "nami vs nau". Nearby pair

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.