reformulation

noun

"reformulation" is a 13-letter English headword indexed on PlainSpell.

The verdict

“reformulation” is uncommon English (frequency #78,999 among 3,094 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#78,999
frequency rank, English
3,094
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The act of formulating anew.

Corpus desk

Index EN-reformulation · reformulation · English

reformulation · rank #78,999 · 0 variants · 0 confusables

  • FREQ-RARE #78,999
  • LEN-MEGA 13 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH redoubtable

Nearest frequency peer: redoubtable (-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 “reformulation”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for reformulation
PropertyValue
Headwordreformulation
LanguageEnglish
Part of speechNoun
Letters13
Frequency rank#78,999
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “reformulation” 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).reformulationfalls in this rarity band:

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

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “redoubtable” (#78,998), “Reidy” (#79,000), “relict” (#79,004). Among 3,094 “R” headwords, “reformulation” is #78,999. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

reformulation is uncommon English at frequency #78,999 among 3,094 “R” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

No generated misspelling entries exist for reformulation in our index, a sign its spelling follows regular English conventions. Our dataset records no confusable match here, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From re- + formulation. The correct English form is reformulation, spelled R-E-F-O-R-M-U-L-A-T-I-O-N.

Definition

  1. 1
    The act of formulating anew.
  2. 2
    A new formulation.

Etymology

From re- + formulation.

This word in other languages

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 "reformulation"?
"reformulation" is spelled R-E-F-O-R-M-U-L-A-T-I-O-N.
What does "reformulation" mean?
As a noun, "reformulation" means: The act of formulating anew.
What is the origin of the word "reformulation"?
From re- + formulation. 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 "reformulation", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 13 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list