whereof

/wɛəɹˈɒv/

//wɛəɹˈɒv// conj

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

"whereof" is a 7-letter English headword indexed on PlainSpell.

The verdict

“whereof” is uncommon English (frequency #56,534 among 1,759 “W” headwords), classed as a conjunction. The kind of spelling people second-guess.

#56,534
frequency rank, English
1,759
“W” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Of what.

Corpus desk

Index EN-whereof · whereof · English

whereof · rank #56,534 · 0 variants · 0 confusables

  • FREQ-RARE #56,534
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,759
  • PHOTO-FINISH wey

Nearest frequency peer: wey (-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 “whereof”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for whereof
PropertyValue
Headwordwhereof
LanguageEnglish
Part of speechConjunction
IPA/wɛəɹˈɒv/
Letters7
Frequency rank#56,534
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “whereof” 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).whereoffalls 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: “wey” (#56,533), “whirring” (#56,535), “wester” (#56,532). Among 1,759 “W” headwords, “whereof” is #56,534. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

whereof is uncommon English at frequency #56,534 among 1,759 “W” headwords, classed as aconjunction, transcribed /wɛəɹˈɒv/. Rarity is why readers land here mid-draft. 4 senses are on record.

whereof has no tracked misspelling variants, which points to an orthography that plays by predictable English rules. This entry stands alone in our confusable dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From Middle English wherof; equivalent to where + of. Compare the parallel formations of Swedish varav and Dutch waaraf. The correct English form is whereof, spelled W-H-E-R-E-O-F.

Definition

  1. 1
    Of what.
  2. 2
    Of which.
  3. 3
    Of whom.
  4. 4
    With or by which.

Recorded use

Wiktionary examples

These source excerpts show how whereof appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. SATURNINUS: Go fetch them hither to us presently. TITUS: Why, there they are, both baked in that pie, Whereof their mother daintily hath fed, Eating the flesh that she herself hath bred.
  2. However, upon a ſtrict Review, I blotted out ſeveral Paſſages of leſs Moment which were in my firſt Copy, for fear of being cenſured as tedious and trifling, whereof Travellers are often, perhaps not without Juſtice, accuſed.

Etymology

From Middle English wherof; equivalent to where + of. Compare the parallel formations of Swedish varav and Dutch waaraf.

This word in other languages

donde(Español)dont(Français)wovon(Deutsch)donde(Português)

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 "whereof"?
"whereof" is spelled W-H-E-R-E-O-F. The IPA pronunciation is /wɛəɹˈɒv/.
What does "whereof" mean?
As a conjunction, "whereof" means: Of what.
How do you pronounce "whereof"?
The IPA (International Phonetic Alphabet) transcription for "whereof" is /wɛəɹˈɒv/. 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 "whereof"?
From Middle English wherof; equivalent to where + of. Compare the parallel formations of Swedish varav and Dutch waaraf. 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 "whereof", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

wellies#56,531Woodall#56,540Walford#56,527Zambezi#56,550

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

Source: FrequencyWords open word-frequency list