roadbed

/ˈɹoʊdˌbɛd/

//ˈɹoʊdˌbɛd// noun

"roadbed" is a 7-letter English headword indexed on PlainSpell.

The verdict

“roadbed” is uncommon English (frequency #93,091 among 21,470 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#93,091
frequency rank, English
21,470
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The prepared location for a road, including its foundation.

Corpus desk

Index EN-roadbed · roadbed · English

roadbed · rank #93,091 · 0 variants · 0 confusables

  • FREQ-RARE #93,091
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 21,470
  • PHOTO-FINISH riverdance

Nearest frequency peer: riverdance (-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.

Frequency neighbourhood for “roadbed”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “roadbed” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

Source FrequencyWords open word-frequency list As of May 6, 2026
Key facts for roadbed
PropertyValue
Headwordroadbed
LanguageEnglish
Part of speechNoun
IPA/ˈɹoʊdˌbɛd/
Letters7
Frequency rank#93,091
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “roadbed” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). roadbed lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

roadbed is uncommon English at frequency #93,091 among 21,470 “R” headwords, classed as anoun, transcribed /ˈɹoʊdˌbɛd/. Rarity is why readers land here mid-draft. 2 senses are on record.

roadbed has no tracked misspelling variants, and the word's spelling is regular enough that our generator found nothing worth flagging. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From road + bed. The correct English form is roadbed, spelled R-O-A-D-B-E-D.

Definition

  1. 1
    The prepared location for a road, including its foundation.
  2. 2
    A trackbed.

Recorded use

Wiktionary examples

These source excerpts show how roadbed appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Holonym: right of way
  2. The roadbed, much of it fringing Swansea Bay, has been given free to the local authorities.

Etymology

From road + bed.

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 May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "roadbed"?
"roadbed" is spelled R-O-A-D-B-E-D. The IPA pronunciation is /ˈɹoʊdˌbɛd/.
What does "roadbed" mean?
As a noun, "roadbed" means: The prepared location for a road, including its foundation.
How do you pronounce "roadbed"?
The IPA (International Phonetic Alphabet) transcription for "roadbed" is /ˈɹoʊdˌbɛd/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "roadbed"?
From road + bed. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "roadbed", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 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.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list