transformadorvstransformadoraWhich spelling fits?

Which to use

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

#26,262
“transformador” frequency rank
#42,186
“transformadora” frequency rank
68448
confusion score

Side-by-Side Comparison

Feature transformador transformadora
Definition Que ejecuta o motiva la transformación y el cambio, que transforma (en sus diferentes acepciones). Forma del femenino de transformador.

Where the eye mixes transformador and transformadora

Muted = shared; highlighted = the visual trap. They share 13 letters in sequence.

13 ch
transformador
14 ch
transformadora

Visual trap between transformador and transformadora

A purely visual mix-up. transformador ([t̪ɾãnsfoɾmaˈð̞oɾ]) and transformadora ([t̪ɾãnsfoɾmaˈð̞oɾa]) 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 extra letter(s) - “transformador” sits inside “transformadora”. Our composite confusion score for this pair is 68448, derived from the frequency rank of both members and their visual similarity.

transformador is recorded at frequency rank #26,262, classified as anadj, pronounced [t̪ɾãnsfoɾmaˈð̞oɾ]. transformadora is at rank #42,186, tagged as anadj, pronounced [t̪ɾãnsfoɾmaˈð̞oɾa].

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 68448, this pair ranks #34,486 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of transformador vs transformadora

Shared letters: adfmnorst. Private to "transformador": -. Private to "transformadora": -.

"transformador" · 13 letters · shape CCVCCCVCCVCVC  ·  "transformadora" · 14 letters · shape CCVCCCVCCVCVCV

Known mistypes of this pair

  • transformadorrtansformador · tarnsformador · tranfsormador · trannsformador · transfformador · transfomrador · transforamdor · transformaddor
  • transformadorartansformadora · tarnsformadora · tranfsormadora · trannsformadora · transfformadora · transfomradora · transforamdora · transformaddora

Frequently Asked Questions

Do "transformador" and "transformadora" mean the same thing in a sentence?
No. They are said differently ([t̪ɾãnsfoɾmaˈð̞oɾ] versus [t̪ɾãnsfoɾmaˈð̞oɾa]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "transformador" or "transformadora" show up more?
"transformador" is the more common of the two: it sits at frequency rank #26,262 in our Spanish list, against #42,186 for "transformadora". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "transformador" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "transformadora" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #34,486 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "transformador" and "transformadora" also get mixed up with nearby pairs, the highest-scored neighbour is "transformadora vs transformará". 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 #34,486 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