undercarriage
/ˈʌndɚˌkɛɹɪd͡ʒ/
"undercarriage" is a 13-letter English headword indexed on PlainSpell.
The verdict
“undercarriage” is uncommon English (frequency #50,873 among 1,433 “U” headwords), classed as a noun. The kind of spelling people second-guess.
- #50,873
- frequency rank, English
- 1,433
- “U” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The supporting structural framework of a vehicle.
Corpus desk
Index EN-undercarriage · undercarriage · English
undercarriage · rank #50,873 · 0 variants · 0 confusables
- FREQ-RARE #50,873
- LEN-MEGA 13 letters
- VOW-6 6 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,433
- PHOTO-FINISH uncredited
Nearest frequency peer: uncredited (-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 “undercarriage”
Sparse band: bars invert rank so rarer forms read shorter
- unbounded
unbounded
49,131 corpus weight
- unceremonio…
unceremoniously
49,130 corpus weight
- uncredited
uncredited
49,129 corpus weight
- undercarria…
undercarriage
49,128 corpus weight
- unhindered
unhindered
49,127 corpus weight
- unimaginati…
unimaginative
49,126 corpus weight
What this shows Long-tail view: where “undercarriage” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | undercarriage |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈʌndɚˌkɛɹɪd͡ʒ/ |
| Letters | 13 |
| Frequency rank | #50,873 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “undercarriage” in English
Rare enough to double-check
undercarriage is uncommon English at frequency #50,873 among 1,433 “U” headwords, classed as anoun, transcribed /ˈʌndɚˌkɛɹɪd͡ʒ/. Rarity is why readers land here mid-draft. 3 senses are on record.
No generated misspelling entries exist for undercarriage in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. This headword has no recorded confusable partner, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: From under- + carriage. The correct English form is undercarriage, spelled U-N-D-E-R-C-A-R-R-I-A-G-E.
Definition
- 1The supporting structural framework of a vehicle.
- 2The landing gear of an aircraft.
- 3The genitalia.
Recorded use
Wiktionary exampleThese source excerpts show how undercarriage appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
The solution to coach riding defects, at least, seems to require much more co-operative practical experiment by all engineering departments to achieve better sympathy between the vehicle body, its undercarriage and the track on which it rides.
Etymology
From under- + carriage.
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 "undercarriage", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 13 letters (nearest by frequency rank).