Which to use
“leach” is a noun and “Leahy” is a name - they look or sound alike but fill different roles in a sentence.
- #20,983
- “leach” frequency rank
- #33,708
- “Leahy” frequency rank
- 54691
- confusion score
Side-by-Side Comparison
| Feature | leach | Leahy |
|---|---|---|
| Definition | A quantity of wood ashes, through which water passes, and thus imbibes the alkali. | A surname from Irish. |
Where the eye mixes leach and Leahy
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Visual trap between leach and Leahy
These two trip readers on the page rather than in the ear: leach is /liːt͡ʃ/ while Leahy is /ˈliːhi/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 54691, derived from the frequency rank of both members and their visual similarity.
leach is recorded at frequency rank #20,983, classified as anoun, pronounced /liːt͡ʃ/. Leahy is at rank #33,708, tagged as aname, pronounced /ˈliːhi/.
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 54691, this pair ranks #139,140 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of leach vs Leahy
Shared letters: aehl. Private to "leach": c. Private to "Leahy": y.
"leach" · 5 letters · shape CVVCC · "Leahy" · 5 letters · shape CVVCV
Known mistypes of this pair
Frequently Asked Questions
Do "leach" and "Leahy" mean the same thing in a sentence?
Frequency check: "leach" vs "Leahy" - which ranks higher?
What to do next
Eye-level mix-up between "leach" and "Leahy" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "leach" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Leahy" - compare definitions side by side with the headword page. Word entry
- This pair ranks #139,140 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "leach" and "Leahy" also get mixed up with nearby pairs, the highest-scored neighbour is "Leahy vs leery". 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 #139,140 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.