LeahvsleiTell them apart

Quick tell: Leah is a name, lei is a noun, so they fill different roles in a sentence.

Which to use

“Leah” is a name and “lei” is a noun - they look or sound alike but fill different roles in a sentence.

#15,649
“Leah” frequency rank
#23,328
“lei” frequency rank
38977
confusion score

Side-by-Side Comparison

Feature Leah lei
Definition The elder daughter of Laban, sister to Rachel, and first wife of Jacob. A garland of flowers in Hawaii.

Where the eye mixes Leah and lei

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

4 ch
Leah
3 ch
lei

Look-alike desk: Leah vs lei

These two trip readers on the page rather than in the ear: Leah is /ˈliːə/ while lei is /leɪ/. 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 (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 38977, derived from the frequency rank of both members and their visual similarity.

Leah is recorded at frequency rank #15,649, classified as aname, pronounced /ˈliːə/. lei is at rank #23,328, tagged as anoun, pronounced /leɪ/.

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 38977, this pair ranks #280,953 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Leah vs lei

Shared letters: el. Private to "Leah": ah. Private to "lei": i.

"Leah" · 4 letters · shape CVVC  ·  "lei" · 3 letters · shape CVV

Known mistypes of this pair

  • Leahelah · laeh · leahh · leha · lleah

Frequently Asked Questions

Can "Leah" and "lei" be used interchangeably?
No - they are not even the same part of speech. "Leah" is a name and "lei" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "Leah" or "lei" show up more?
"Leah" is the more common of the two: it sits at frequency rank #15,649 in our English list, against #23,328 for "lei". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "Leah" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lei" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #280,953 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Leah" and "lei" also get mixed up with nearby pairs, the highest-scored neighbour is "lei vs LSC". 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 #280,953 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list