nonvsnowConfusable pair

Quick tell: non is a noun, now is an adverb, so they fill different roles in a sentence.

Which to use

“non” is a noun and “now” is an adverb - they look or sound alike but fill different roles in a sentence.

#9,501
“non” frequency rank
#9,163
“now” frequency rank
18664
confusion score

Side-by-Side Comparison

Feature non now
Definition Dícese del número no divisible por dos. Ahora, en el momento presente.

Where the eye mixes non and now

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

3 ch
non
3 ch
now

Look-alike desk: non vs now

These two trip readers on the page rather than in the ear: non is [ˈnõn] while now is /naʊ/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - n in “non” becomes w in “now”, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 18664, derived from the frequency rank of both members and their visual similarity.

non is recorded at frequency rank #9,501, classified as anoun, pronounced [ˈnõn]. now is at rank #9,163, tagged as anadv, pronounced /naʊ/.

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 18664, this pair ranks #266,968 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of non vs now

Shared letters: no. Private to "non": -. Private to "now": w.

"non" · 3 letters · shape CVC  ·  "now" · 3 letters · shape CVC

Frequently Asked Questions

Can "non" and "now" be used interchangeably?
No - they are not even the same part of speech. "non" is a noun and "now" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "non" or "now" show up more?
"now" is the more common of the two: it sits at frequency rank #9,163 in our Spanish list, against #9,501 for "non". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "non" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "now" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #266,968 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "non" and "now" also get mixed up with nearby pairs, the highest-scored neighbour is "non vs nox". Nearby pair

Confusion rank #266,968 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list