Which to use
“narco” and “NCO” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #48,915
- “narco” frequency rank
- #44,957
- “NCO” frequency rank
- 93872
- confusion score
Side-by-Side Comparison
| Feature | narco | NCO |
|---|---|---|
| Definition | Narcotics. | Initialism of numerically controlled oscillator. |
Letter map: narco vs NCO
Shared letters muted; letters that set narco and NCO apart highlighted. Shared run: 3. narco runs 5 letters (CVCCV) against NCO's 3 (CCV) - the length gap alone is often enough to separate them once you know to check it.
Pair insight - narco / NCO
narco and NCO are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 93872, derived from the frequency rank of both members and their visual similarity.
narco is recorded at frequency rank #48,915, classified as anoun, pronounced /ˈnɑːkəʊ/. NCO is at rank #44,957, tagged as anoun.
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 93872, this pair ranks #1,638 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of narco vs NCO
Shared letters: cno. Private to "narco": ar. Private to "NCO": -.
"narco" · 5 letters · shape CVCCV · "NCO" · 3 letters · shape CCV
Known mistypes of this pair
- narco ← anrco · nacro · narcco · naroc · narrco · nnarco · nraco
Frequently Asked Questions
Is swapping "narco" for "NCO" ever safe?
Frequency check: "narco" vs "NCO" - which ranks higher?
After this comparison
You've compared "narco" and "NCO". Here's where to go from here.
- Full dictionary entry for "narco" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "NCO" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,638 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "narco" and "NCO" also get mixed up with nearby pairs, the highest-scored neighbour is "narco vs nary". 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 #1,638 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.