na vs nad, What's the Difference?

Which to use

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

#17
“na” frequency rank: #33,954
“nad” frequency rank: 33971
confusion score

Side-by-Side Comparison

Feature	na	nad
Definition	contração da preposição em com o artigo definido a:	em cima, acima de

Where the eye mixes na and nad

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

2 ch

3 ch

nad

Visual trap between na and nad

These two trip readers on the page rather than in the ear: na is /nɐ/ while nad is /ˈnat/ ouvir^(fonte ?). Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “na” sits inside “nad”, and the parts of speech differ too (contraction vs preposition), which is usually the fastest check. Our composite confusion score for this pair is 33971, derived from the frequency rank of both members and their visual similarity.

na is recorded at frequency rank #17, classified as acontraction, pronounced /nɐ/. nad is at rank #33,954, tagged as aprep, pronounced /ˈnat/ ouvir^(fonte ?).

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 33971, this pair ranks #33,412 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of na vs nad

Shared letters: an. Private to "na": -. Private to "nad": d.

"na" · 2 letters · shape CV · "nad" · 3 letters · shape CVC

Frequently Asked Questions

Do "na" and "nad" mean the same thing in a sentence?

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

In ordinary Portuguese text, does "na" or "nad" show up more?

"na" is the more common of the two: it sits at frequency rank #17 in our Portuguese list, against #33,954 for "nad". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Eye-level mix-up between "na" and "nad" is sorted above. Next: full entries or other pairs that share a letter shape.

Full dictionary entry for "na" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "nad" - compare definitions side by side with the headword page. Word entry
This pair ranks #33,412 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"na" and "nad" also get mixed up with nearby pairs, the highest-scored neighbour is "nad vs nadie". Nearby pair

Confusion rank #33,412 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.