so'svssoneWhich spelling fits?

Quick tell: so's is a contraction, sone is a noun, so they fill different roles in a sentence.

Which to use

“so's” is a contraction and “sone” is a noun - they look or sound alike but fill different roles in a sentence.

#38,171
“so's” frequency rank
#48,495
“sone” frequency rank
86666
confusion score

Side-by-Side Comparison

Feature so's sone
Definition So that, in order that. a subjective unit of loudness for an average listener equal to the loudness of a 1000-hertz sound that has an intensity 40 decibels above the listener's own threshold of hearing

Letter map: so's vs sone

Shared letters muted; letters that set so's and sone apart highlighted. Shared run: 2. so's runs 3 letters (CVC) against sone's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
so's
4 ch
sone

Part-of-speech tell for so's / sone

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: so's is acontraction and soneanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 86666, derived from the frequency rank of both members and their visual similarity.

so's is recorded at frequency rank #38,171, classified as acontraction. sone is at rank #48,495, tagged as anoun, pronounced /soʊn/.

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 86666, this pair ranks #8,672 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of so's vs sone

Shared letters: os. Private to "so's": -. Private to "sone": en.

"so's" · 3 letters · shape CVC  ·  "sone" · 4 letters · shape CVCV

Known mistypes of this pair

  • sone ← osne · snoe · soen · sonne · ssone

Frequently Asked Questions

Can "so's" and "sone" be used interchangeably?
No - they are not even the same part of speech. "so's" is a contraction and "sone" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "so's" or "sone"?
"so's" is the more common of the two: it sits at frequency rank #38,171 in our English list, against #48,495 for "sone". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "so's" vs "sone" is on the table, pick a follow-up below.

  • Full dictionary entry for "so's" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sone" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #8,672 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "so's" and "sone" also get mixed up with nearby pairs, the highest-scored neighbour is "soca vs sone". 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 #8,672 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