luivsLuisaWhat's the difference?

Quick tell: lui is a verb, Luisa is a name, so they fill different roles in a sentence.

Which to use

“lui” is a verb and “Luisa” is a name - they look or sound alike but fill different roles in a sentence.

#36,659
“lui” frequency rank
#8,139
“Luisa” frequency rank
44798
confusion score

Side-by-Side Comparison

Feature lui Luisa
Definition Primera persona del singular (yo) del pretérito perfecto simple de indicativo de luir. Nombre de pila de mujer

Where the spellings diverge

Shared letters are muted; the letters that actually set lui and Luisa apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

3 ch
lui
5 ch
Luisa

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: lui is [ˈlwi] while Luisa is [ˈlwisa]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “lui” sits inside “Luisa”, and the parts of speech differ too (verb vs name), which is usually the fastest check. Our composite confusion score for this pair is 44798, derived from the frequency rank of both members and their visual similarity.

lui is recorded at frequency rank #36,659, classified as averb, pronounced [ˈlwi]. Luisa is at rank #8,139, tagged as aname, pronounced [ˈlwisa].

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 44798, this pair ranks #135,068 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lui vs Luisa

Shared letters: ilu. Private to "lui": -. Private to "Luisa": as.

"lui" · 3 letters · shape CVV  ·  "Luisa" · 5 letters · shape CVVCV

Known mistypes of this pair

  • Luisaliusa · lluisa · luias · luissa · lusia · ulisa

Frequency comparison

lui#36,659
Luisa#8,139

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "lui" and "Luisa" be used interchangeably?
No - they are not even the same part of speech. "lui" is a verb and "Luisa" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "lui" or "Luisa"?
"Luisa" is the more common of the two: it sits at frequency rank #8,139 in our Spanish list, against #36,659 for "lui". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering lui vs Luisa

The fastest way to pick the right one every time.

  • Check the role first: if you need a verb, it's “lui”; for a name, it's “Luisa”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “lui” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list