Which to use
“echo” and “expo” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #3,839
- “echo” frequency rank
- #13,463
- “expo” frequency rank
- 17302
- confusion score
Side-by-Side Comparison
| Feature | echo | expo |
|---|---|---|
| Definition | Palabra clave radiofónica del ICAO y NATO para la letra E. | Exposición. |
Where the eye mixes echo and expo
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between echo and expo
A purely visual mix-up. echo ([ˈɛko]) and expo ([ˈekspo]) 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 17302, derived from the frequency rank of both members and their visual similarity.
echo is recorded at frequency rank #3,839, classified as anoun, pronounced [ˈɛko]. expo is at rank #13,463, tagged as anoun, pronounced [ˈekspo].
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 17302, this pair ranks #272,725 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of echo vs expo
Shared letters: eo. Private to "echo": ch. Private to "expo": px.
"echo" · 4 letters · shape VCCV · "expo" · 4 letters · shape VCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "echo" for "expo" ever safe?
Frequency check: "echo" vs "expo" - which ranks higher?
Useful next steps
Eye-level mix-up between "echo" and "expo" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "echo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "expo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #272,725 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "echo" and "expo" also get mixed up with nearby pairs, the highest-scored neighbour is "EPL vs expo". 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 #272,725 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.