Which to use
“sostenían” and “sustentan” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #33,853
- “sostenían” frequency rank
- #30,689
- “sustentan” frequency rank
- 64542
- confusion score
Side-by-Side Comparison
| Feature | sostenían | sustentan |
|---|---|---|
| Definition | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito imperfecto de indicativo de sostener o de sostenerse. | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de sustentar. |
Where the eye mixes sostenían and sustentan
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. sostenían (CVCCVCVVC) and sustentan (CVCCVCCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: sostenían vs sustentan
A purely visual mix-up. sostenían ([sost̪eˈniãn]) 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 share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 64542, derived from the frequency rank of both members and their visual similarity.
sostenían is recorded at frequency rank #33,853, classified as averb, pronounced [sost̪eˈniãn]. 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 64542, this pair ranks #45,268 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of sostenían vs sustentan
Shared letters: aenst. Private to "sostenían": oí. Private to "sustentan": u.
"sostenían" · 9 letters · shape CVCCVCVVC · "sustentan" · 9 letters · shape CVCCVCCVC
Known mistypes of this pair
- sustentan ← ssustentan · ssutentan · susetntan · susstentan · sustenatn · sustenntan · sustentann · sustentna
Frequently Asked Questions
Is swapping "sostenían" for "sustentan" ever safe?
Frequency check: "sostenían" vs "sustentan" - which ranks higher?
Useful next steps
Eye-level mix-up between "sostenían" and "sustentan" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "sostenían" 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 #45,268 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "sostenían" and "sustentan" also get mixed up with nearby pairs, the highest-scored neighbour is "sostenían vs sostenidas". 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 #45,268 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.