Which to use
“incas” is an adjective and “Islas” is a name - they look or sound alike but fill different roles in a sentence.
- #19,139
- “incas” frequency rank
- #2,298
- “Islas” frequency rank
- 21437
- confusion score
Side-by-Side Comparison
| Feature | incas | Islas |
|---|---|---|
| Definition | Forma del plural de inca. | Apellido. |
Where the eye mixes incas and Islas
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses incas with Islas
These two trip readers on the page rather than in the ear: incas is [ˈĩŋkas] while Islas is [ˈislas]. 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 name), which is usually the fastest check. Our composite confusion score for this pair is 21437, derived from the frequency rank of both members and their visual similarity.
incas is recorded at frequency rank #19,139, classified as anadj, pronounced [ˈĩŋkas]. Islas is at rank #2,298, tagged as aname, pronounced [ˈislas].
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 21437, this pair ranks #254,936 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of incas vs Islas
Shared letters: ais. Private to "incas": cn. Private to "Islas": l.
"incas" · 5 letters · shape VCCVC · "Islas" · 5 letters · shape VCCVC
Known mistypes of this pair
Frequently Asked Questions
Can "incas" and "Islas" be used interchangeably?
Frequency check: "incas" vs "Islas" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "incas" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Islas" - compare definitions side by side with the headword page. Word entry
- This pair ranks #254,936 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "incas" and "Islas" also get mixed up with nearby pairs, the highest-scored neighbour is "incas vs inga". 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 #254,936 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.