fundaciónvsfundiciónTell them apart

Which to use

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

#1,509
“fundación” frequency rank
#17,973
“fundición” frequency rank
19482
confusion score

Side-by-Side Comparison

Feature fundación fundición
Definition acción y efecto de fundar Acción o efecto de fundir.

Where the eye mixes fundación and fundición

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. fundación and fundición follow the identical consonant-vowel pattern (CVCCVCVVC). Same shape at a glance is often the real trap, independent of shared letters.

9 ch
fundación
9 ch
fundición

Why the eye confuses fundación with fundición

A purely visual mix-up. fundación ([fũn̪d̪aˈsjõn]) and fundición ([fũn̪d̪iˈsjõn]) 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 a single letter - a in “fundación” becomes i in “fundición”. Our composite confusion score for this pair is 19482, derived from the frequency rank of both members and their visual similarity.

fundación is recorded at frequency rank #1,509, classified as anoun, pronounced [fũn̪d̪aˈsjõn]. fundición is at rank #17,973, tagged as anoun, pronounced [fũn̪d̪iˈsjõn].

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 19482, this pair ranks #263,544 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fundación vs fundición

Shared letters: cdfinuó. Private to "fundación": a. Private to "fundición": -.

"fundación" · 9 letters · shape CVCCVCVVC  ·  "fundición" · 9 letters · shape CVCCVCVVC

Frequently Asked Questions

Is swapping "fundación" for "fundición" ever safe?
No. They are said differently ([fũn̪d̪aˈsjõn] versus [fũn̪d̪iˈsjõn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "fundación" vs "fundición" - which ranks higher?
"fundación" is the more common of the two: it sits at frequency rank #1,509 in our Spanish list, against #17,973 for "fundición". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "fundación" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fundición" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #263,544 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "fundación" and "fundición" also get mixed up with nearby pairs, the highest-scored neighbour is "fecundación vs fundación". Nearby pair

Confusion rank #263,544 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