regenerator
"regenerator" is a 11-letter English headword indexed on PlainSpell.
The verdict
“regenerator” is uncommon English (frequency #98,641 among 3,094 “R” headwords), classed as a noun. The kind of spelling people second-guess.
- #98,641
- frequency rank, English
- 3,094
- “R” headwords
According to Wiktionary data (CC BY-SA, analyzed September 2, 2026) - One who, or that which, regenerates.
Corpus desk
Index EN-regenerator · regenerator · English
regenerator · rank #98,641 · 0 variants · 0 confusables
- FREQ-RARE #98,641
- LEN-MEGA 11 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,094
- PHOTO-FINISH reimbursable
Nearest frequency peer: reimbursable (+2 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.
Frequency neighbourhood for “regenerator”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- reasoner
reasoner
1,368 corpus weight
- reburial
reburial
1,366 corpus weight
- recension
recension
1,365 corpus weight
- regenerator
regenerator
1,360 corpus weight
- reimbursable
reimbursable
1,358 corpus weight
- retarding
retarding
1,353 corpus weight
What this shows Bars show where “regenerator” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | regenerator |
| Language | English |
| Part of speech | Noun |
| Letters | 11 |
| Frequency rank | #98,641 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “regenerator” sits in English frequency
Rare enough to double-check
regenerator is uncommon English at frequency #98,641 among 3,094 “R” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.
No misspelling variants are generated for regenerator in our index, typically a sign the spelling maps closely to how the word sounds. It is not paired with a close-neighbour confusable in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From regenerate + -er. The correct English form is regenerator, spelled R-E-G-E-N-E-R-A-T-O-R.
Definition
- 1One who, or that which, regenerates.
- 2A type of heat exchanger where heat from the hot fluid is intermittently stored in a thermal storage medium before it is transferred to the cold fluid.
Recorded use
Wiktionary exampleThese source excerpts show how regenerator appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
regenerator of content
Etymology
From regenerate + -er.
Synonyms
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.
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
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "regenerator", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 11 letters (nearest by frequency rank).
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.