sustentavssustentanTell them apart

Which to use

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

#20,843
“sustenta” frequency rank
#30,689
“sustentan” frequency rank
51532
confusion score

Side-by-Side Comparison

Feature sustenta sustentan
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de sustentar. Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de sustentar.

Where the eye mixes sustenta and sustentan

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

8 ch
sustenta
9 ch
sustentan

Look-alike desk: sustenta vs sustentan

A purely visual mix-up. sustenta ([susˈt̪ẽn̪t̪a]) and sustentan ([susˈt̪ẽn̪t̪ãn]) 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) - “sustenta” sits inside “sustentan”. Our composite confusion score for this pair is 51532, derived from the frequency rank of both members and their visual similarity.

sustenta is recorded at frequency rank #20,843, classified as averb, pronounced [susˈt̪ẽn̪t̪a]. sustentan is at rank #30,689, tagged as averb, pronounced [susˈt̪ẽn̪t̪ãn].

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 51532, this pair ranks #97,414 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sustenta vs sustentan

Shared letters: aenstu. Private to "sustenta": -. Private to "sustentan": -.

"sustenta" · 8 letters · shape CVCCVCCV  ·  "sustentan" · 9 letters · shape CVCCVCCVC

Known mistypes of this pair

  • sustenta ← ssustenta · ssutenta · susetnta · susstenta · sustenat · sustennta · sustentta · sustetna
  • sustentan ← ssustentan · ssutentan · susetntan · susstentan · sustenatn · sustenntan · sustentann · sustentna

Frequently Asked Questions

Do "sustenta" and "sustentan" mean the same thing in a sentence?
No. They are said differently ([susˈt̪ẽn̪t̪a] versus [susˈt̪ẽn̪t̪ãn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "sustenta" or "sustentan"?
"sustenta" is the more common of the two: it sits at frequency rank #20,843 in our Spanish list, against #30,689 for "sustentan". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "sustenta" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sustentan" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #97,414 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "sustenta" and "sustentan" also get mixed up with nearby pairs, the highest-scored neighbour is "suspendan vs sustentan". 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 #97,414 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