NPvsNPLWhat's the difference?

Quick tell: NP is a noun, NPL is a name, so they fill different roles in a sentence.

Which to use

“NP” is a noun and “NPL” is a name - they look or sound alike but fill different roles in a sentence.

#13,570
“NP” frequency rank
#49,528
“NPL” frequency rank
63098
confusion score

Side-by-Side Comparison

Feature NP NPL
Definition Initialism of notary public. Initialism of National Physical Laboratory.

Where the spellings diverge

Shared letters are muted; the letters that actually set NP and NPL apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

2 ch
NP
3 ch
NPL

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: NP is anoun and NPLaname. On the page they differ by 1 extra letter(s) - “NP” sits inside “NPL”. Our composite confusion score for this pair is 63098, derived from the frequency rank of both members and their visual similarity.

NP is recorded at frequency rank #13,570, classified as anoun. NPL is at rank #49,528, 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 63098, this pair ranks #84,892 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of NP vs NPL

Shared letters: np. Private to "NP": -. Private to "NPL": l.

"NP" · 2 letters · shape CC  ·  "NPL" · 3 letters · shape CCC

Frequency comparison

NP#13,570
NPL#49,528

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "NP" and "NPL" be used interchangeably?
No - they are not even the same part of speech. "NP" is a noun and "NPL" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "NP" or "NPL"?
"NP" is the more common of the two: it sits at frequency rank #13,570 in our English list, against #49,528 for "NPL". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering NP vs NPL

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “NP”; for a name, it's “NPL”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “NP” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list