robovsrotorWhich spelling fits?

Which to use

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

#2,424
“robo” frequency rank
#40,530
“rotor” frequency rank
42954
confusion score

Side-by-Side Comparison

Feature robo rotor
Definition Efecto y acto de robar. Componente que gira en una máquina eléctrica, sea ésta un motor o un generador eléctrico.

Where the eye mixes robo and rotor

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
robo
5 ch
rotor

Why the eye confuses robo with rotor

A purely visual mix-up. robo ([ˈroβ̞o]) and rotor ([roˈt̪oɾ]) 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 1 letter(s) in length. Our composite confusion score for this pair is 42954, derived from the frequency rank of both members and their visual similarity.

robo is recorded at frequency rank #2,424, classified as anoun, pronounced [ˈroβ̞o]. rotor is at rank #40,530, tagged as anoun, pronounced [roˈt̪oɾ].

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 42954, this pair ranks #145,345 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of robo vs rotor

Shared letters: or. Private to "robo": b. Private to "rotor": t.

"robo" · 4 letters · shape CVCV  ·  "rotor" · 5 letters · shape CVCVC

Known mistypes of this pair

  • roboorbo · rboo · robbo · roob · rovo · rrobo
  • rotorortor · rootr · rotorr · rotro · rottor · rrotor · rtoor

Frequently Asked Questions

Can "robo" and "rotor" be used interchangeably?
No. They are said differently ([ˈroβ̞o] versus [roˈt̪oɾ]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "robo" or "rotor" show up more?
"robo" is the more common of the two: it sits at frequency rank #2,424 in our Spanish list, against #40,530 for "rotor". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "robo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rotor" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #145,345 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "robo" and "rotor" also get mixed up with nearby pairs, the highest-scored neighbour is "raptor vs rotor". 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 #145,345 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