nadvsnnConfusable pair

Quick tell: nad is a preposition, nn is an adverb, so they fill different roles in a sentence.

Which to use

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

#33,954
“nad” frequency rank
#37,935
“nn” frequency rank
71889
confusion score

Side-by-Side Comparison

Feature nad nn
Definition em cima, acima de não

Letter map: nad vs nn

Shared letters muted; letters that set nad and nn apart highlighted. Shared run: 1. nad runs 3 letters (CVC) against nn's 2 (CC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
nad
2 ch
nn

Role in the sentence - nad and nn

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: nad is apreposition and nnanadverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 71889, derived from the frequency rank of both members and their visual similarity.

nad is recorded at frequency rank #33,954, classified as aprep, pronounced /ˈnat/ ouvir^(fonte ?). nn is at rank #37,935, tagged as anadv.

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 71889, this pair ranks #3,218 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of nad vs nn

Shared letters: n. Private to "nad": ad. Private to "nn": -.

"nad" · 3 letters · shape CVC  ·  "nn" · 2 letters · shape CC

Frequently Asked Questions

Is swapping "nad" for "nn" ever safe?
No - they are not even the same part of speech. "nad" is a preposition and "nn" an adverb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "nad" vs "nn" - which ranks higher?
"nad" is the more common of the two: it sits at frequency rank #33,954 in our Portuguese list, against #37,935 for "nn". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "nad" vs "nn" is on the table, pick a follow-up below.

  • Full dictionary entry for "nad" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "nn" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #3,218 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "nad" and "nn" also get mixed up with nearby pairs, the highest-scored neighbour is "nn vs noon". Nearby pair

Confusion rank #3,218 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