uivsunitConfusable pair

Which to use

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

#23,979
“ui” frequency rank
#40,057
“unit” frequency rank
64036
confusion score

Side-by-Side Comparison

Feature ui unit
Definition Cebolla. Unidad.

Where the eye mixes ui and unit

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

2 ch
ui
4 ch
unit

Why the eye confuses ui with unit

A purely visual mix-up. ui ([œy]) and unit (/ˈjuː.nɪt/) 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 2 letter(s) in length. Our composite confusion score for this pair is 64036, derived from the frequency rank of both members and their visual similarity.

ui is recorded at frequency rank #23,979, classified as anoun, pronounced [œy]. unit is at rank #40,057, tagged as anoun, pronounced /ˈjuː.nɪt/.

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 64036, this pair ranks #46,820 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of ui vs unit

Shared letters: iu. Private to "ui": -. Private to "unit": nt.

"ui" · 2 letters · shape VV  ·  "unit" · 4 letters · shape VCVC

Known mistypes of this pair

  • unitnuit · uint · unitt · unnit · unti

Frequently Asked Questions

Do "ui" and "unit" mean the same thing in a sentence?
No. They are said differently ([œy] versus /ˈjuː.nɪt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "ui" vs "unit" - which ranks higher?
"ui" is the more common of the two: it sits at frequency rank #23,979 in our Spanish list, against #40,057 for "unit". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "ui" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "unit" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #46,820 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ui" and "unit" also get mixed up with nearby pairs, the highest-scored neighbour is "ubi vs unit". 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 #46,820 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