imp vs iso, What's the Difference?

Which to use

“imp” and “iso” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#26,085
“imp” frequency rank: #12,180
“iso” frequency rank: 38265
confusion score

Side-by-Side Comparison

Feature	imp	iso
Definition	Granuja.	Cielo

Where the eye mixes imp and iso

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch

imp

3 ch

iso

Look-alike desk: imp vs iso

A purely visual mix-up. imp (/ɪmp/) and iso (/ìsó/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 38265, derived from the frequency rank of both members and their visual similarity.

imp is recorded at frequency rank #26,085, classified as anoun, pronounced /ɪmp/. iso is at rank #12,180, tagged as anoun, pronounced /ìsó/.

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 38265, this pair ranks #170,959 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of imp vs iso

Shared letters: i. Private to "imp": mp. Private to "iso": os.

"imp" · 3 letters · shape VCC · "iso" · 3 letters · shape VCV

Frequently Asked Questions

Do "imp" and "iso" mean the same thing in a sentence?

No. They are said differently (/ɪmp/ versus /ìsó/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

In ordinary Spanish text, does "imp" or "iso" show up more?

"iso" is the more common of the two: it sits at frequency rank #12,180 in our Spanish list, against #26,085 for "imp". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

Full dictionary entry for "imp" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "iso" - compare definitions side by side with the headword page. Word entry
This pair ranks #170,959 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
"imp" and "iso" also get mixed up with nearby pairs, the highest-scored neighbour is "imp vs iza". Nearby pair

Confusion rank #170,959 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.