poblaciónvspoluciónTell them apart

Which to use

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

#471
“población” frequency rank
#35,693
“polución” frequency rank
36164
confusion score

Side-by-Side Comparison

Feature población polución
Definition Acción o finalidad de poblar un determinado lugar. Corrupción moral.

Where the eye mixes población and polución

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. población runs 9 letters (CVCCVCVVC) against polución's 8 (CVCVCVVC) - the length gap alone is often enough to separate them once you know to check it.

9 ch
población
8 ch
polución

Why the eye confuses población with polución

A purely visual mix-up. población ([poβ̞laˈsjõn]) and polución ([poluˈsjõn]) 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 36164, derived from the frequency rank of both members and their visual similarity.

población is recorded at frequency rank #471, classified as anoun, pronounced [poβ̞laˈsjõn]. polución is at rank #35,693, tagged as anoun, pronounced [poluˈsjõn].

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 36164, this pair ranks #182,128 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of población vs polución

Shared letters: cilnopó. Private to "población": ab. Private to "polución": u.

"población" · 9 letters · shape CVCCVCVVC  ·  "polución" · 8 letters · shape CVCVCVVC

Frequently Asked Questions

Can "población" and "polución" be used interchangeably?
No. They are said differently ([poβ̞laˈsjõn] versus [poluˈsjõn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "población" or "polución"?
"población" is the more common of the two: it sits at frequency rank #471 in our Spanish list, against #35,693 for "polución". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "población" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "polución" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #182,128 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "población" and "polución" also get mixed up with nearby pairs, the highest-scored neighbour is "poción vs polución". Nearby pair

Confusion rank #182,128 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