sojavssóloWhat's the difference?

Quick tell: soja is a noun, sólo is an adverb, so they fill different roles in a sentence.

Which to use

“soja” is a noun and “sólo” is an adverb - they look or sound alike but fill different roles in a sentence.

#10,934
“soja” frequency rank
#127
“sólo” frequency rank
11061
confusion score

Side-by-Side Comparison

Feature soja sólo
Definition (Glycine max) Planta leguminosa originaria de Asia, con una semilla comestible similar a la judía y muy rico en proteínas y aceites. Grafía alternativa de solo (adverbio). Cada vez que deba entenderse como equivalente de solamente y sea posible la confusión con el adjetivo homónimo, es optativo tildar la palabra para desambiguar.

Where the eye mixes soja and sólo

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

4 ch
soja
4 ch
sólo

Look-alike desk: soja vs sólo

These two trip readers on the page rather than in the ear: soja is [ˈsoxa] while sólo is [ˈsolo]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 11061, derived from the frequency rank of both members and their visual similarity.

soja is recorded at frequency rank #10,934, classified as anoun, pronounced [ˈsoxa]. sólo is at rank #127, tagged as anadv, pronounced [ˈsolo].

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 11061, this pair ranks #296,400 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of soja vs sólo

Shared letters: os. Private to "soja": aj. Private to "sólo": .

"soja" · 4 letters · shape CVCV  ·  "sólo" · 4 letters · shape CVCV

Known mistypes of this pair

  • sojaosja · sjoa · soaj · sojja · ssoja

Frequently Asked Questions

Can "soja" and "sólo" be used interchangeably?
No - they are not even the same part of speech. "soja" is a noun and "sólo" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "soja" or "sólo"?
"sólo" is the more common of the two: it sits at frequency rank #127 in our Spanish list, against #10,934 for "soja". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "soja" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sólo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #296,400 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "soja" and "sólo" also get mixed up with nearby pairs, the highest-scored neighbour is "sila vs soja". 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 #296,400 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list