soil

/sɔɪl/

//sɔɪl// noun

"soil" is a 4-letter English headword indexed on PlainSpell.

The verdict

“soil” is a regularly-used English word, ranked #3,527 in English word frequency and used as a noun.

#3,527
frequency rank, English
4
letters
5
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A mixture of mineral particles and organic material, used to support plant growth.

Visual similarity to commonly confused words

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

soil vs son
50% similar
soil vs sox
50% similar
soil vs sol
75% similar

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

Key facts for soil
PropertyValue
Headwordsoil
LanguageEnglish
Part of speechNoun
IPA/sɔɪl/
Letters4
Frequency rank#3,527
Misspellings tracked5
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “soil” 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). soil 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 soil is 4 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /sɔɪl/. Corpus data places it at rank #3,527 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 7 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 5 likely wrong-spelling variants for soil, with forms such as "osil", "siol", and "soill". 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, "son", "sox", "sol", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From Middle English soile, soyle, sule (“ground, earth”), partly from Anglo-Norman soyl (“bottom, ground, pavement”), from Latin solium (“seat, chair; throne”), mistaken for Latin solum (“ground, foundation, earth, sole of the foot”); and partly from Old En… The correct English form is soil, spelled S-O-I-L.

Definition

  1. 1
    A mixture of mineral particles and organic material, used to support plant growth.
  2. 2
    The unconsolidated mineral or organic material on the immediate surface of the earth that serves as a natural medium for the growth of land plants.
  3. 3
    The unconsolidated mineral or organic matter on the surface of the earth that has been subjected to and shows effects of genetic and environmental factors of: climate (including water and temperature effects), and macro- and microorganisms, conditioned by relief, acting on parent material over a period of time. A product-soil differs from the material from which it is derived in many physical, chemical, biological, and morphological properties and characteristics.
  4. 4
    Country or territory.
  5. 5
    That which soils or pollutes; a stain.
  6. 6
    A marshy or miry place to which a hunted boar resorts for refuge; hence, a wet place, stream, or tract of water, sought for by other game, as deer.
  7. 7
    Dung; compost; manure.

Etymology

From Middle English soile, soyle, sule (“ground, earth”), partly from Anglo-Norman soyl (“bottom, ground, pavement”), from Latin solium (“seat, chair; throne”), mistaken for Latin solum (“ground, foundation, earth, sole of the foot”); and partly from Old English sol (“mud, mire, wet sand”), from Proto-Germanic *sulą (“mud, spot”), from Proto-Indo-European *sūl- (“thick liquid”). Cognate with Middle Low German söle (“dirt, mud”), Middle Dutch sol (“dirt, filth”), Middle High German sol, söl (“dirt, mud, mire”), Danish søle (“mud, muck”). Compare French seuil (“level; threshold”) and sol (“soil, earth; ground”). See also sole, soal, solum. For the sole and soil relation, compare typologically Russian по́чва (póčva) akin to подо́шва (podóšva).

Synonyms

This word in other languages

Common misspellings

Also misspelled as: osil,siol,soill,soli,ssoil

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of soil - 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.

osil2siol2soill1soli2ssoil1
Edit distance from "soil"

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 "soil"?
"soil" is spelled S-O-I-L. The IPA pronunciation is /sɔɪl/.
What does "soil" mean?
As a noun, "soil" means: A mixture of mineral particles and organic material, used to support plant growth.
What words are commonly confused with "soil"?
"soil" is commonly confused with "son", "sox", "sol". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "soil"?
The IPA (International Phonetic Alphabet) transcription for "soil" is /sɔɪl/. 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 "soil"?
From Middle English soile, soyle, sule (“ground, earth”), partly from Anglo-Norman soyl (“bottom, ground, pavement”), from Latin solium (“seat, chair; throne”), mistaken for Latin solum (“ground, foundation, earth, sole of the foot”); and partly f... 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 “soil”

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

  • The one correct English spelling is S-O-I-L - every other letter order is a misspelling in standard orthography.
  • Say it as /sɔɪl/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “son” - see the side-by-side comparison. soil vs son
  • 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