undefeatable
/ˌʌndəˈfiːtəbəl/
"undefeatable" is a 12-letter English headword indexed on PlainSpell.
The verdict
“undefeatable” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 12
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Not defeatable; impossible to defeat.
Corpus desk
Index EN-undefeatable · undefeatable · English
undefeatable · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 12 letters
- VOW-6 6 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "U" 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.
| Property | Value |
|---|---|
| Headword | undefeatable |
| Language | English |
| Part of speech | Adjective |
| IPA | /ˌʌndəˈfiːtəbəl/ |
| Letters | 12 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “undefeatable” in English
Rare enough to double-check
undefeatable is uncommon English outside the top frequency list, classed as anadjective, transcribed /ˌʌndəˈfiːtəbəl/. Rarity is why readers land here mid-draft. Gloss: "Not defeatable; impossible to defeat.".
No misspelling variants are generated for undefeatable in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. It is not paired with a close-neighbour confusable in our dataset, since no other headword is close enough in sound or shape to pair with it.
Etymologically, the entry records: From un- + defeat + -able. The correct English form is undefeatable, spelled U-N-D-E-F-E-A-T-A-B-L-E.
Definition
- 1Not defeatable; impossible to defeat.
Recorded use
Wiktionary examplesThese source excerpts show how undefeatable appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Near-synonyms: impregnable, impenetrable, unassailable, unconquerable
When the Marshal is removed from the game board the General is undefeatable and its value needs to be changed accordingly.
Etymology
From un- + defeat + -able.
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.