Which to use
“impreciso” is an adjective and “improviso” is a verb - they look or sound alike but fill different roles in a sentence.
- #39,802
- “impreciso” frequency rank
- #43,645
- “improviso” frequency rank
- 83447
- confusion score
Side-by-Side Comparison
| Feature | impreciso | improviso |
|---|---|---|
| Definition | Carente de precisión. | Primera persona del singular (yo) del presente de indicativo de improvisar. |
Where the eye mixes impreciso and improviso
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.
Look-alike desk: impreciso vs improviso
These two trip readers on the page rather than in the ear: impreciso is [ĩmpɾeˈsiso] while improviso is [ĩmpɾoˈβ̞iso]. 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 (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 83447, derived from the frequency rank of both members and their visual similarity.
impreciso is recorded at frequency rank #39,802, classified as anadj, pronounced [ĩmpɾeˈsiso]. improviso is at rank #43,645, tagged as averb, pronounced [ĩmpɾoˈβ̞iso].
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 83447, this pair ranks #8,132 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of impreciso vs improviso
Shared letters: imoprs. Private to "impreciso": ce. Private to "improviso": v.
"impreciso" · 9 letters · shape VCCCVCVCV · "improviso" · 9 letters · shape VCCCVCVCV
Known mistypes of this pair
Frequently Asked Questions
Do "impreciso" and "improviso" mean the same thing in a sentence?
In ordinary Spanish text, does "impreciso" or "improviso" show up more?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "impreciso" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "improviso" - compare definitions side by side with the headword page. Word entry
- This pair ranks #8,132 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "impreciso" and "improviso" also get mixed up with nearby pairs, the highest-scored neighbour is "imprecisa vs impreciso". 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 #8,132 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.