soilvssonWhich spelling fits?

Which to use

“soil” and “son” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#3,527
“soil” frequency rank
#534
“son” frequency rank
4061
confusion score

Side-by-Side Comparison

Feature soil son
Definition A mixture of mineral particles and organic material, used to support plant growth. One's male offspring.

Where the eye mixes soil and son

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
soil
3 ch
son

Look-alike desk: soil vs son

A purely visual mix-up. soil (/sɔɪl/) and son (/sʌn/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 4061, derived from the frequency rank of both members and their visual similarity.

soil is recorded at frequency rank #3,527, classified as anoun, pronounced /sɔɪl/. son is at rank #534, tagged as anoun, pronounced /sʌn/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 4061, this pair ranks #520,115 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of soil vs son

Shared letters: os. Private to "soil": il. Private to "son": n.

"soil" · 4 letters · shape CVVC  ·  "son" · 3 letters · shape CVC

Known mistypes of this pair

  • soilosil · siol · soill · soli · ssoil

Frequently Asked Questions

Do "soil" and "son" mean the same thing in a sentence?
No. They are said differently (/sɔɪl/ versus /sʌn/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "soil" or "son"?
"son" is the more common of the two: it sits at frequency rank #534 in our English list, against #3,527 for "soil". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "soil" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "son" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #520,115 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "soil" and "son" also get mixed up with nearby pairs, the highest-scored neighbour is "Sif vs soil". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #520,115 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list