umavsusoWhich spelling fits?

Which to use

“uma” and “uso” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#23,265
“uma” frequency rank
#349
“uso” frequency rank
23614
confusion score

Side-by-Side Comparison

Feature uma uso
Definition Caballo. Acción o efecto de usar o de usarse.

Where the eye mixes uma and uso

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
uma
3 ch
uso

Look-alike desk: uma vs uso

A purely visual mix-up. uma ([ɯ̟ᵝma̠]) and uso ([ˈuso]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 23614, derived from the frequency rank of both members and their visual similarity.

uma is recorded at frequency rank #23,265, classified as anoun, pronounced [ɯ̟ᵝma̠]. uso is at rank #349, tagged as anoun, pronounced [ˈuso].

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 23614, this pair ranks #244,957 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of uma vs uso

Shared letters: u. Private to "uma": am. Private to "uso": os.

"uma" · 3 letters · shape VCV  ·  "uso" · 3 letters · shape VCV

Frequently Asked Questions

Do "uma" and "uso" mean the same thing in a sentence?
No. They are said differently ([ɯ̟ᵝma̠] versus [ˈuso]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "uma" vs "uso" - which ranks higher?
"uso" is the more common of the two: it sits at frequency rank #349 in our Spanish list, against #23,265 for "uma". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "uma" and "uso" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "uma" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "uso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #244,957 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "uma" and "uso" also get mixed up with nearby pairs, the highest-scored neighbour is "uma vs urea". Nearby pair

Confusion rank #244,957 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