Which to use
“NCO” is a noun and “NDP” is a name - they look or sound alike but fill different roles in a sentence.
- #44,957
- “NCO” frequency rank
- #17,682
- “NDP” frequency rank
- 62639
- confusion score
Side-by-Side Comparison
| Feature | NCO | NDP |
|---|---|---|
| Definition | Initialism of numerically controlled oscillator. | Initialism of National Democratic Party. |
Letter map: NCO vs NDP
Shared letters muted; letters that set NCO and NDP apart highlighted. Shared run: 1. NCO (CCV) and NDP (CCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Role in the sentence - NCO and NDP
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: NCO is anoun and NDPaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 62639, derived from the frequency rank of both members and their visual similarity.
NCO is recorded at frequency rank #44,957, classified as anoun. NDP is at rank #17,682, tagged as aname.
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 62639, this pair ranks #87,377 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of NCO vs NDP
Shared letters: n. Private to "NCO": co. Private to "NDP": dp.
"NCO" · 3 letters · shape CCV · "NDP" · 3 letters · shape CCC
Frequently Asked Questions
Is swapping "NCO" for "NDP" ever safe?
Frequency check: "NCO" vs "NDP" - which ranks higher?
Useful next steps
You've compared "NCO" and "NDP". Here's where to go from here.
- Full dictionary entry for "NCO" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "NDP" - compare definitions side by side with the headword page. Word entry
- This pair ranks #87,377 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "NCO" and "NDP" also get mixed up with nearby pairs, the highest-scored neighbour is "NCO vs NPL". Nearby pair
Confusion rank #87,377 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.