superhighway
"superhighway" is a 12-letter English headword indexed on PlainSpell.
The verdict
“superhighway” is uncommon English (frequency #63,288 among 6,566 “S” headwords), classed as a noun. The kind of spelling people second-guess.
- #63,288
- frequency rank, English
- 6,566
- “S” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - An expressway, especially one designed for high speeds.
Corpus desk
Index EN-superhighway · superhighway · English
superhighway · rank #63,288 · 0 variants · 0 confusables
- FREQ-RARE #63,288
- LEN-MEGA 12 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 6,566
- PHOTO-FINISH sunfish
Nearest frequency peer: sunfish (-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 “superhighway”
Sparse band: bars invert rank so rarer forms read shorter
- studiously
studiously
36,717 corpus weight
- submariner
submariner
36,715 corpus weight
- sunfish
sunfish
36,714 corpus weight
- superhighway
superhighway
36,713 corpus weight
- swimmingly
swimmingly
36,712 corpus weight
- synovial
synovial
36,709 corpus weight
What this shows Long-tail view: where “superhighway” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | superhighway |
| Language | English |
| Part of speech | Noun |
| Letters | 12 |
| Frequency rank | #63,288 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “superhighway” in English
Rare enough to double-check
superhighway is uncommon English at frequency #63,288 among 6,566 “S” headwords, classed as anoun. Rarity is why readers land here mid-draft. 3 senses are on record.
Zero misspellings are on record for superhighway in our index, since its letter sequence doesn't invite the usual edit-distance slips. Our dataset records no confusable match here, since no other headword is close enough in sound or shape to pair with it.
Etymologically, the entry records: From super- + highway. The correct English form is superhighway, spelled S-U-P-E-R-H-I-G-H-W-A-Y.
Definition
- 1An expressway, especially one designed for high speeds.
- 2A major route that carries most of the traffic going in a given direction by a specified mode of transportation.
- 3The primary mechanism used in the movement of electronic data or information; information superhighway.
Recorded use
Wiktionary examplesThese source excerpts show how superhighway appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
We cannot and should not be rebuilding old "two lane" sections of the air transport system with segments having "eight lane superhighway" capacity without knowing the full economic, safety, and environmental impacts of the entire air traffic superhighway.
By 1400, however, Western Europeans had developed their own versions of oceangoing ships, and these transformed the much narrower Atlantic Ocean from a barrier into a superhighway.
Etymology
From super- + highway.
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
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "superhighway", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 12 letters (nearest by frequency rank).