KERS
/kɜːz/
"kers" is a 4-letter English headword indexed on PlainSpell.
The verdict
“KERS” is uncommon English (frequency #87,447 among 1,236 “K” headwords), classed as a noun. The kind of spelling people second-guess.
- #87,447
- frequency rank, English
- 1,236
- “K” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Acronym of kinetic energy recovery system, an electric generation, storage, and propulsion system used in Formula One, which generates electricity during slow down, stores energy in batteries, and ...
Corpus desk
Index EN-kers · KERS · English
KERS · rank #87,447 · 0 variants · 0 confusables
- FREQ-RARE #87,447
- LEN-MID 4 letters
- VOW-1 1 vowel
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,236
- PHOTO-FINISH kero
Nearest frequency peer: kero (-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 “KERS”
Sparse band: bars invert rank so rarer forms read shorter
- kero
kero
12,555 corpus weight
- KERS
KERS
12,554 corpus weight
- Kham
Kham
12,552 corpus weight
- Kho
Kho
12,550 corpus weight
- Kickapoo
Kickapoo
12,548 corpus weight
- Kii
Kii
12,547 corpus weight
What this shows Long-tail view: where “KERS” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | KERS |
| Language | English |
| Part of speech | Noun |
| IPA | /kɜːz/ |
| Letters | 4 |
| Frequency rank | #87,447 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “KERS” in English
Rare enough to double-check
KERS is uncommon English at frequency #87,447 among 1,236 “K” headwords, classed as anoun, transcribed /kɜːz/. Rarity is why readers land here mid-draft. Gloss: "Acronym of kinetic energy recovery system, an electric generation, storage, and propulsion system used in Formula One, which generates electricity during slow down, stores energy in batteries, and ...".
KERS has no tracked misspelling variants, a sign its spelling follows regular English conventions. This headword has no recorded confusable partner, since nothing in our dataset looks or sounds close enough to cause mix-ups.
This entry's etymology isn't recorded, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is KERS, spelled K-E-R-S.
Definition
- 1Acronym of kinetic energy recovery system, an electric generation, storage, and propulsion system used in Formula One, which generates electricity during slow down, stores energy in batteries, and boosts acceleration with electric drive motors assisting the gasoline engine.
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
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "KERS", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 4 letters (nearest by frequency rank).