ruinvsruloConfusable pair

Quick tell: ruin is a adjective, rulo is a noun, so they fill different roles in a sentence.

Which to use

“ruin” is an adjective and “rulo” is a noun - they look or sound alike but fill different roles in a sentence.

#30,659
“ruin” frequency rank
#46,196
“rulo” frequency rank
76855
confusion score

Side-by-Side Comparison

Feature ruin rulo
Definition Que por su bajeza merece el desprecio. Bola gruesa u otra cosa redonda que rueda fácilmente.

Where the eye mixes ruin and rulo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
ruin
4 ch
rulo

Why the eye confuses ruin with rulo

These two trip readers on the page rather than in the ear: ruin is [ˈrwĩn] while rulo is [ˈrulo]. 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 noun), which is usually the fastest check. Our composite confusion score for this pair is 76855, derived from the frequency rank of both members and their visual similarity.

ruin is recorded at frequency rank #30,659, classified as anadj, pronounced [ˈrwĩn]. rulo is at rank #46,196, tagged as anoun, pronounced [ˈrulo].

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 76855, this pair ranks #16,993 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of ruin vs rulo

Shared letters: ru. Private to "ruin": in. Private to "rulo": lo.

"ruin" · 4 letters · shape CVVC  ·  "rulo" · 4 letters · shape CVCV

Known mistypes of this pair

  • ruinriun · rruin · ruinn · runi · urin
  • rulorluo · rrulo · rullo · ruol · urlo

Frequently Asked Questions

Do "ruin" and "rulo" mean the same thing in a sentence?
No - they are not even the same part of speech. "ruin" is an adjective and "rulo" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "ruin" or "rulo" show up more?
"ruin" is the more common of the two: it sits at frequency rank #30,659 in our Spanish list, against #46,196 for "rulo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "ruin" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rulo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #16,993 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ruin" and "rulo" also get mixed up with nearby pairs, the highest-scored neighbour is "rajo vs rulo". 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 #16,993 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