ruvsrudaWhich spelling fits?

Which to use

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

#21,828
“ru” frequency rank
#25,801
“ruda” frequency rank
47629
confusion score

Side-by-Side Comparison

Feature ru ruda
Definition Calle. (Ruta spp.) Cualquiera de unas 40 especies de plantas herbáceas o arbustivas de la familia de las rutáceas, siempreverdes, de hijas bi- o tripinnadas, correosas, glaucas, flores amarillas tetrámeras o pentámeras formando cimas, y frutos en cápsula. Son intensamente aromáticas y muy amargas, usándose en medicina y gastronomía.

Where the eye mixes ru and ruda

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

2 ch
ru
4 ch
ruda

Look-alike desk: ru vs ruda

A purely visual mix-up. ru (/ˈryː/) and ruda ([ˈruð̞a]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “ru” sits inside “ruda”. Our composite confusion score for this pair is 47629, derived from the frequency rank of both members and their visual similarity.

ru is recorded at frequency rank #21,828, classified as anoun, pronounced /ˈryː/. ruda is at rank #25,801, tagged as anoun, pronounced [ˈruð̞a].

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 47629, this pair ranks #118,989 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ru vs ruda

Shared letters: ru. Private to "ru": -. Private to "ruda": ad.

"ru" · 2 letters · shape CV  ·  "ruda" · 4 letters · shape CVCV

Known mistypes of this pair

  • rudardua · rruda · ruad · rudda · urda

Frequently Asked Questions

Do "ru" and "ruda" mean the same thing in a sentence?
No. They are said differently (/ˈryː/ versus [ˈruð̞a]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "ru" vs "ruda" - which ranks higher?
"ru" is the more common of the two: it sits at frequency rank #21,828 in our Spanish list, against #25,801 for "ruda". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "ru" and "ruda" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "ru" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ruda" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #118,989 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ru" and "ruda" also get mixed up with nearby pairs, the highest-scored neighbour is "riba vs ruda". 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 #118,989 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