deregister

/diːˈɹɛdʒɪstə(ɹ)/

//diːˈɹɛdʒɪstə(ɹ)// verb

"deregister" is a 10-letter English headword indexed on PlainSpell.

The verdict

“deregister” is uncommon English (outside the top frequency list), classed as a verb. The kind of spelling people second-guess.

Unranked
below top-frequency English
10
letters

According to Wiktionary data (CC BY-SA, analyzed September 2, 2026) - to unregister

Corpus desk

Index EN-deregister · deregister · English

deregister · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "D" thin
  • PHOTO-UNK Peer pending

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.

Key facts for deregister
PropertyValue
Headwordderegister
LanguageEnglish
Part of speechVerb
IPA/diːˈɹɛdʒɪstə(ɹ)/
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “deregister” sits in English frequency

deregister falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

deregister is uncommon English outside the top frequency list, classed as averb, transcribed /diːˈɹɛdʒɪstə(ɹ)/. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for deregister in our index, since its letter pattern doesn't lend itself to common typo substitutions. We don't track a confusable pairing for this entry, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From de- + register. The correct English form is deregister, spelled D-E-R-E-G-I-S-T-E-R.

Definition

  1. 1
    to unregister
  2. 2
    to unsubscribe

Etymology

From de- + register.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 2, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "deregister"?
"deregister" is spelled D-E-R-E-G-I-S-T-E-R. The IPA pronunciation is /diːˈɹɛdʒɪstə(ɹ)/.
What does "deregister" mean?
As a verb, "deregister" means: to unregister
How do you pronounce "deregister"?
The IPA (International Phonetic Alphabet) transcription for "deregister" is /diːˈɹɛdʒɪstə(ɹ)/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "deregister"?
From de- + register. 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.
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list