soi vs sous, What's the Difference?

Which to use

“soi” is a verb and “sous” is a noun - they look or sound alike but fill different roles in a sentence.

#38,396
“soi” frequency rank: #48,705
“sous” frequency rank: 87101
confusion score

Side-by-Side Comparison

Feature	soi	sous
Definition	Segunda persona singular informal en el voseo chileno (vos) del presente de indicativo del verbo ser.	Forma del plural de sou.

Where the spellings diverge

Shared letters are muted; the letters that actually set soi and sous apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

3 ch

soi

4 ch

sous

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: soi is [ˈsoj] while sous is [ˈsows]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 87101, derived from the frequency rank of both members and their visual similarity.

soi is recorded at frequency rank #38,396, classified as averb, pronounced [ˈsoj]. sous is at rank #48,705, tagged as anoun, pronounced [ˈsows].

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 87101, this pair ranks #4,754 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of soi vs sous

Shared letters: os. Private to "soi": i. Private to "sous": u.

"soi" · 3 letters · shape CVV · "sous" · 4 letters · shape CVVC

Known mistypes of this pair

sous ← osus · sosu · souss · ssous

Frequency comparison

soi#38,396

sous#48,705

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "soi" and "sous" be used interchangeably?

No - they are not even the same part of speech. "soi" is a verb and "sous" a noun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "soi" or "sous"?

"soi" is the more common of the two: it sits at frequency rank #38,396 in our Spanish list, against #48,705 for "sous". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering soi vs sous

The fastest way to pick the right one every time.

Check the role first: if you need a verb, it's “soi”; for a noun, it's “sous”.
See each word in full, definition, IPA, etymology and its other confusables. Full “soi” entry
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