Which to use
“lastly” is an adverb and “lusty” is an adjective - they look or sound alike but fill different roles in a sentence.
- #11,410
- “lastly” frequency rank
- #37,076
- “lusty” frequency rank
- 48486
- confusion score
Side-by-Side Comparison
| Feature | lastly | lusty |
|---|---|---|
| Definition | Used to mark the beginning of the last in a list of items or propositions. | Exhibiting lust (in the obsolete sense meaning "vigor"); strong, healthy, robust; vigorous; full of sap or vitality. |
Where the eye mixes lastly and lusty
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Why the eye confuses lastly with lusty
These two trip readers on the page rather than in the ear: lastly is /ˈlɑːstli/ while lusty is /ˈlʌsti/. 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 (adverb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 48486, derived from the frequency rank of both members and their visual similarity.
lastly is recorded at frequency rank #11,410, classified as anadv, pronounced /ˈlɑːstli/. lusty is at rank #37,076, tagged as anadj, pronounced /ˈlʌsti/.
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 48486, this pair ranks #192,643 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of lastly vs lusty
Shared letters: lsty. Private to "lastly": a. Private to "lusty": u.
"lastly" · 6 letters · shape CVCCCV · "lusty" · 5 letters · shape CVCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "lastly" for "lusty" ever safe?
Which is more common, "lastly" or "lusty"?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "lastly" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "lusty" - compare definitions side by side with the headword page. Word entry
- This pair ranks #192,643 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "lastly" and "lusty" also get mixed up with nearby pairs, the highest-scored neighbour is "Lundy vs lusty". 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 #192,643 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.