no vs not, What's the Difference?

Which to use

“no” and “not” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#9
“no” frequency rank: #6,708
“not” frequency rank: 6717
confusion score

Side-by-Side Comparison

Feature	no	not
Definition	Adverbio de negación, respondiendo a una pregunta.	No.

Where the eye mixes no and not

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

2 ch

3 ch

not

Look-alike desk: no vs not

A purely visual mix-up. no ([ˈno]) and not (/nɒt/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “no” sits inside “not”. Our composite confusion score for this pair is 6717, derived from the frequency rank of both members and their visual similarity.

no is recorded at frequency rank #9, classified as anadv, pronounced [ˈno]. not is at rank #6,708, tagged as anadv, pronounced /nɒt/.

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 6717, this pair ranks #309,986 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of no vs not

Shared letters: no. Private to "no": -. Private to "not": t.

"no" · 2 letters · shape CV · "not" · 3 letters · shape CVC

Frequently Asked Questions

Can "no" and "not" be used interchangeably?

No. They are said differently ([ˈno] versus /nɒt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

In ordinary Spanish text, does "no" or "not" show up more?

"no" is the more common of the two: it sits at frequency rank #9 in our Spanish list, against #6,708 for "not". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

Full dictionary entry for "no" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "not" - compare definitions side by side with the headword page. Word entry
This pair ranks #309,986 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
"no" and "not" also get mixed up with nearby pairs, the highest-scored neighbour is "not vs nox". Nearby pair

Confusion rank #309,986 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.