coast

/kəʊst/

//kəʊst// noun

"coast" is a 5-letter English headword indexed on PlainSpell.

The verdict

“coast” is a regularly-used English word, ranked #1,420 in English word frequency and used as a noun.

#1,420
frequency rank, English
5
letters
6
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The edge of the land where it meets an ocean, sea, gulf, bay, or large lake.

Visual similarity to commonly confused words

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

coast vs cos
60% similar
coast vs cot
60% similar
coast vs CST
0% similar

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

Key facts for coast
PropertyValue
Headwordcoast
LanguageEnglish
Part of speechNoun
IPA/kəʊst/
Letters5
Frequency rank#1,420
Misspellings tracked6
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “coast” 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). coast lands here:

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

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

Spelling & Dictionary Insight

The English entry for coast is 5 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /kəʊst/. Corpus data places it at rank #1,420 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 4 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 6 likely wrong-spelling variants for coast, with forms such as "caost", "ccoast", and "coasst". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "cos", "cot", "CST", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: 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; comp… The correct English form is coast, spelled C-O-A-S-T.

Definition

  1. 1
    The edge of the land where it meets an ocean, sea, gulf, bay, or large lake.
  2. 2
    The side or edge of something.
  3. 3
    A region of land; a district or country.
  4. 4
    A region of the air or heavens.

Etymology

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”). Doublet of costa. Compare typologically cape < Latin caput, ness (akin to nose), Bulgarian нос (nos, “nose; …; cape, promontory, foreland, gore”), Macedonian ’рт (’rt), Serbo-Croatian рт (“cape, promontory, headland”) < Proto-Slavic *rъtъ (whence Russian рот (rot)).

This word in other languages

Common misspellings

Also misspelled as: caost,ccoast,coasst,coastt,cosat,ocast

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of coast - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

caost2ccoast1coasst1coastt1cosat2ocast2
Edit distance from "coast"

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 "coast"?
"coast" is spelled C-O-A-S-T. The IPA pronunciation is /kəʊst/.
What does "coast" mean?
As a noun, "coast" means: The edge of the land where it meets an ocean, sea, gulf, bay, or large lake.
What words are commonly confused with "coast"?
"coast" is commonly confused with "cos", "cot", "CST". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "coast"?
The IPA (International Phonetic Alphabet) transcription for "coast" is /kəʊst/. 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 "coast"?
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 hea... 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.

Using “coast”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is C-O-A-S-T - every other letter order is a misspelling in standard orthography.
  • Say it as /kəʊst/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “cos” - see the side-by-side comparison. coast vs cos
  • Browse more English words and confusable pairs in the same reference. English words
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 FrequencyWords open word-frequency list