coaster

/ˈkəʊ̯s.tə/

//ˈkəʊ̯s.tə// noun

By · According to Wiktionary data (CC BY-SA) ·

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

The verdict

“coaster” has 10 generated spelling variants in the English index at frequency #11,357. The variants make it a useful spelling check.

#11,357
frequency rank, English
5,599
“C” headwords
10
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A person who originates from or inhabits a coastal area.

Corpus desk

Index EN-coaster · coaster · English

coaster · rank #11,357 · 10 variants · 20 confusables

  • FREQ-MID #11,357
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 10 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH chilling

Nearest frequency peer: chilling (-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.

Rank peers near misspelling magnet “coaster”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “coaster” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

coaster vs coated
71% similar
coaster vs crater
71% similar
coaster vs coasts
71% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for coaster
PropertyValue
Headwordcoaster
LanguageEnglish
Part of speechNoun
IPA/ˈkəʊ̯s.tə/
Letters7
Frequency rank#11,357
Misspellings tracked10
Confusable pairs20
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “coaster”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).coasterlands here:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “chilling” (#11,356), “coated” (#11,358), “chalk” (#11,355). Among 5,599 “C” headwords, “coaster” is #11,357. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 10 spelling variants around coaster (IPA /ˈkəʊ̯s.tə/), anoun. Corpus frequency is #11,357 among 5,599 “C” headwords. Wiktionary lists 6 senses, so context still picks the gloss.

Our generated misspelling index lists 10 likely wrong-spelling variants for coaster, with forms such as "caoster", "ccoaster", and "coasetr". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 20 confusable-pair relationships, "coated", "crater", "coasts", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From coast (“edge of the land where it meets an ocean, sea, gulf, bay, or large lake”) + -er (suffix forming agent nouns). Coast is derived from Middle English coste (“rib; side of the body, flank; side of a building; face of a solid figure; coast, shore; b… The correct English form is coaster, spelled C-O-A-S-T-E-R.

Definition

  1. 1
    A person who originates from or inhabits a coastal area.
  2. 2
    A sailor (especially the master or pilot of a vessel) who travels only in coastal waters.
  3. 3
    A merchant vessel that stays in coastal waters, especially one that travels between ports of the same country.
  4. 4
    Ellipsis of coaster trout (“the brook trout (Salvelinus fontinalis) in Lake Superior and Maine”).
  5. 5
    A cow from the coastal part of Texas.
  6. 6
    A prostitute, especially one of European descent, plying her trade in Chinese port towns.

Recorded use

Wiktionary examples

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

  1. People said, "Eldridge. Of course, he's an old Coaster," and Eldridge, the middle-aged shipping agent, at the beginning of every meal would say, "Chop, as we call it on the Coast," or handing a plate of onions, "Violets, we say on the Coast."
  2. Thus, with ſhort Plummets Heav'ns deep will we ſound, / That vaſt Abyſs where humane Wit is drown'd! / In our ſmall Skiff we muſt not launce too far; / We here but Coaſters, not Diſcov'rers are.

Etymology

From coast (“edge of the land where it meets an ocean, sea, gulf, bay, or large lake”) + -er (suffix forming agent nouns). Coast is derived from Middle English coste (“rib; side of the body, flank; side of a building; face of a solid figure; coast, shore; bay, gulf; sea; concavity, hollow; boundary, limit; land; country; district, province, region; locality, place; division of the heavens; compass direction; direction; location with reference to direction, side”) [and other forms], from Old French coste (“rib; side of an object; coast”) (modern French côte (“rib; coast; hill, slope”)), from Latin costa (“rib; side, wall”).

This word in other languages

deslizador(Español)caboteur(Français)

Common misspellings

Also misspelled as:

  • caoster
  • ccoaster
  • coasetr
  • coasster
  • coasterr
  • coastre
  • coastter
  • coatser
  • cosater
  • ocaster

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of coaster - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

caoster2ccoaster1coasetr2coasster1coasterr1coastre2coastter1coatser2
Edit distance from "coaster"

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

How do you spell "coaster"?
"coaster" is spelled C-O-A-S-T-E-R. The IPA pronunciation is /ˈkəʊ̯s.tə/.
What does "coaster" mean?
As a noun, "coaster" means: A person who originates from or inhabits a coastal area.
What words are commonly confused with "coaster"?
"coaster" is commonly confused with "coated", "crater", "coasts". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "coaster"?
The IPA (International Phonetic Alphabet) transcription for "coaster" is /ˈkəʊ̯s.tə/. 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 "coaster"?
From coast (“edge of the land where it meets an ocean, sea, gulf, bay, or large lake”) + -er (suffix forming agent nouns). Coast is derived from Middle English coste (“rib; side of the body, flank; side of a building; face of a solid figure; coast... 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 "coaster", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

Cornell#11,361bullied#11,350Daniels#11,366Brendan#11,347

Similar misspelling depth

Headwords with a similar count of attested misspellings (10 here; floor ≥5).

drained10 variantsfeather10 variantsfirearm10 variantsinsured10 variants

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

Source: FrequencyWords open word-frequency list