RSSvsrunWhich spelling fits?

Quick tell: RSS is a noun, run is a verb, so they fill different roles in a sentence.

Which to use

“RSS” is a noun and “run” is a verb - they look or sound alike but fill different roles in a sentence.

#21,827
“RSS” frequency rank
#15,221
“run” frequency rank
37048
confusion score

Side-by-Side Comparison

Feature RSS run
Definition Familia de formatos para documentos utilizados para publicar contenidos que se actualizan frecuentemente en el internet, por ejemplo cambios recientes en el wikcionario, entradas en un blog o encabezados de noticias. Un documento RSS puede contener un resumen del contenido de un sitio en Internet o el texto completo. RSS hace posible que las personas reciban actualizaciones automáticamente de sus sitios de Internet favoritos. Correr.

Where the eye mixes RSS and run

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

3 ch
RSS
3 ch
run

Look-alike desk: RSS vs run

These two trip readers on the page rather than in the ear: RSS is [ˈɾs] while run is /ɹʌn/. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 37048, derived from the frequency rank of both members and their visual similarity.

RSS is recorded at frequency rank #21,827, classified as anoun, pronounced [ˈɾs]. run is at rank #15,221, tagged as averb, pronounced /ɹʌn/.

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 37048, this pair ranks #177,384 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of RSS vs run

Shared letters: r. Private to "RSS": s. Private to "run": nu.

"RSS" · 3 letters · shape CCC  ·  "run" · 3 letters · shape CVC

Frequently Asked Questions

Do "RSS" and "run" mean the same thing in a sentence?
No - they are not even the same part of speech. "RSS" is a noun and "run" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "RSS" or "run" show up more?
"run" is the more common of the two: it sits at frequency rank #15,221 in our Spanish list, against #21,827 for "RSS". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "RSS" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "run" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #177,384 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "RSS" and "run" also get mixed up with nearby pairs, the highest-scored neighbour is "rias vs RSS". Nearby pair

Confusion rank #177,384 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list