nahvsnonTell them apart

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

Which to use

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

#3,638
“nah” frequency rank
#515
“non” frequency rank
4153
confusion score

Side-by-Side Comparison

Feature nah non
Definition No. Obsolete form of none.

Where the eye mixes nah and non

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
nah
3 ch
non

Look-alike desk: nah vs non

These two trip readers on the page rather than in the ear: nah is [næː] while non is /nɑn/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (intj vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 4153, derived from the frequency rank of both members and their visual similarity.

nah is recorded at frequency rank #3,638, classified as anintj, pronounced [næː]. non is at rank #515, tagged as anadv, pronounced /nɑn/.

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 4153, this pair ranks #519,826 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of nah vs non

Shared letters: n. Private to "nah": ah. Private to "non": o.

"nah" · 3 letters · shape CVC  ·  "non" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "nah" for "non" ever safe?
No - they are not even the same part of speech. "nah" is an intj and "non" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "nah" or "non"?
"non" is the more common of the two: it sits at frequency rank #515 in our English list, against #3,638 for "nah". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "nah" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "non" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #519,826 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "nah" and "non" also get mixed up with nearby pairs, the highest-scored neighbour is "nah vs NPL". Nearby pair

Confusion rank #519,826 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list