ingavsIslaWhich spelling fits?

Quick tell: inga is a noun, Isla is a name, so they fill different roles in a sentence.

Which to use

“inga” is a noun and “Isla” is a name - they look or sound alike but fill different roles in a sentence.

#46,547
“inga” frequency rank
#23,318
“Isla” frequency rank
69865
confusion score

Side-by-Side Comparison

Feature inga Isla
Definition Any of the genus Inga of small tropical trees and shrubs. A river in Angus and Perth and Kinross, east-central Scotland, tributary to the Tay.

Letter map: inga vs Isla

Shared letters muted; letters that set inga and Isla apart highlighted. Shared run: 2.

4 ch
inga
4 ch
Isla

Role in the sentence - inga and Isla

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: inga is anoun and Islaaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 69865, derived from the frequency rank of both members and their visual similarity.

inga is recorded at frequency rank #46,547, classified as anoun. Isla is at rank #23,318, tagged as aname, pronounced /aɪlə/.

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 69865, this pair ranks #52,812 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of inga vs Isla

Shared letters: ai. Private to "inga": gn. Private to "Isla": ls.

"inga" · 4 letters · shape VCCV  ·  "Isla" · 4 letters · shape VCCV

Known mistypes of this pair

  • ingainag · innga
  • Islaisal · islla · issla · sila

Frequently Asked Questions

Is swapping "inga" for "Isla" ever safe?
No - they are not even the same part of speech. "inga" is a noun and "Isla" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "inga" or "Isla"?
"Isla" is the more common of the two: it sits at frequency rank #23,318 in our English list, against #46,547 for "inga". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "inga" and "Isla".

  • Full dictionary entry for "inga" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Isla" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #52,812 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "inga" and "Isla" also get mixed up with nearby pairs, the highest-scored neighbour is "inga vs isha". 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 #52,812 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list