nachvsnaiWhat's the difference?

Which to use

“nach” and “nai” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#40,884
“nach” frequency rank
#36,063
“nai” frequency rank
76947
confusion score

Side-by-Side Comparison

Feature nach nai
Definition Seizième lettre de l’alphabet glagolitique, Ⱀ. Flute de Pan roumaine.

Where the eye mixes nach and nai

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. nach runs 4 letters (CVCC) against nai's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
nach
3 ch
nai

Visual trap between nach and nai

A purely visual mix-up. nach (\naʃ\) and nai (\naj\) 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 letter(s) in length. Our composite confusion score for this pair is 76947, derived from the frequency rank of both members and their visual similarity.

nach is recorded at frequency rank #40,884, classified as anoun, pronounced \naʃ\. nai is at rank #36,063, tagged as anoun, pronounced \naj\.

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 76947, this pair ranks #29,727 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of nach vs nai

Shared letters: an. Private to "nach": ch. Private to "nai": i.

"nach" · 4 letters · shape CVCC  ·  "nai" · 3 letters · shape CVV

Known mistypes of this pair

  • nach ← anch · nacch · nachh · nahc · ncah · nnach

Frequently Asked Questions

Is swapping "nach" for "nai" ever safe?
No. They are said differently (\naʃ\ versus \naj\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "nach" vs "nai" - which ranks higher?
"nai" is the more common of the two: it sits at frequency rank #36,063 in our French list, against #40,884 for "nach". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "nach" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "nai" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #29,727 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "nach" and "nai" also get mixed up with nearby pairs, the highest-scored neighbour is "nach vs napa". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #29,727 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list