Which to use
“smartly” is an adverb and “startle” is a verb - they look or sound alike but fill different roles in a sentence.
- #31,766
- “smartly” frequency rank
- #42,422
- “startle” frequency rank
- 74188
- confusion score
Side-by-Side Comparison
| Feature | smartly | startle |
|---|---|---|
| Definition | In a smart manner. | To move suddenly, or be excited, on feeling alarm; to start. |
Where the eye mixes smartly and startle
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Look-alike desk: smartly vs startle
These two trip readers on the page rather than in the ear: smartly is /ˈsmɑː(ɹ)tli/ while startle is /ˈstɑːt(ə)l/. 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 (adverb vs verb), which is usually the fastest check. Our composite confusion score for this pair is 74188, derived from the frequency rank of both members and their visual similarity.
smartly is recorded at frequency rank #31,766, classified as anadv, pronounced /ˈsmɑː(ɹ)tli/. startle is at rank #42,422, tagged as averb, pronounced /ˈstɑːt(ə)l/.
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 74188, this pair ranks #37,119 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of smartly vs startle
Shared letters: alrst. Private to "smartly": my. Private to "startle": e.
"smartly" · 7 letters · shape CCVCCCV · "startle" · 7 letters · shape CCVCCCV
Known mistypes of this pair
Frequently Asked Questions
Can "smartly" and "startle" be used interchangeably?
Frequency check: "smartly" vs "startle" - which ranks higher?
After this comparison
Eye-level mix-up between "smartly" and "startle" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "smartly" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "startle" - compare definitions side by side with the headword page. Word entry
- This pair ranks #37,119 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "smartly" and "startle" also get mixed up with nearby pairs, the highest-scored neighbour is "starkly vs startle". 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 #37,119 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.