nonpublic

adj

By · According to Wiktionary data (CC BY-SA) ·

"nonpublic" is a 9-letter English headword indexed on PlainSpell.

The verdict

“nonpublic” is uncommon English (frequency #64,572 among 1,534 “N” headwords), classed as an adjective. The kind of spelling people second-guess.

#64,572
frequency rank, English
1,534
“N” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Not open to the public; not available to or shared by the public; private.

Corpus desk

Index EN-nonpublic · nonpublic · English

nonpublic · rank #64,572 · 0 variants · 0 confusables

  • FREQ-RARE #64,572
  • LEN-LONG 9 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,534
  • PHOTO-FINISH Norcal

Nearest frequency peer: Norcal (+1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Long-tail ranks near “nonpublic”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “nonpublic” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for nonpublic
PropertyValue
Headwordnonpublic
LanguageEnglish
Part of speechAdjective
Letters9
Frequency rank#64,572
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “nonpublic” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).nonpublicfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “Norcal” (#64,573), “Norsk” (#64,574), “neurotoxin” (#64,566). Among 1,534 “N” headwords, “nonpublic” is #64,572. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

nonpublic is uncommon English at frequency #64,572 among 1,534 “N” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Not open to the public; not available to or shared by the public; private.".

We couldn't generate a plausible misspelling set for nonpublic, a sign its spelling follows regular English conventions. No close-neighbour confusable shows up for this headword in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From non- + public. The correct English form is nonpublic, spelled N-O-N-P-U-B-L-I-C.

Definition

  1. 1
    Not open to the public; not available to or shared by the public; private.

Etymology

From non- + public.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "nonpublic"?
"nonpublic" is spelled N-O-N-P-U-B-L-I-C.
What does "nonpublic" mean?
As an adjective, "nonpublic" means: Not open to the public; not available to or shared by the public; private.
What is the origin of the word "nonpublic"?
From non- + public. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "nonpublic", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

monoamine#64,552mongoloid#64,551Owensboro#64,595midazolam#64,537

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

Source: FrequencyWords open word-frequency list