seáisvsseinTell them apart

Which to use

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

#27,778
“seáis” frequency rank
#45,601
“sein” frequency rank
73379
confusion score

Side-by-Side Comparison

Feature seáis sein
Definition Segunda persona del plural (vosotros, vosotras) del presente de subjuntivo de ser. Ser, estar.

Where the eye mixes seáis and sein

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. seáis runs 5 letters (CVVVC) against sein's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
seáis
4 ch
sein

Visual trap between seáis and sein

A purely visual mix-up. seáis ([seˈajs]) and sein ([ˈzaɪ̯n]) 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 73379, derived from the frequency rank of both members and their visual similarity.

seáis is recorded at frequency rank #27,778, classified as averb, pronounced [seˈajs]. sein is at rank #45,601, tagged as averb, pronounced [ˈzaɪ̯n].

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 73379, this pair ranks #23,419 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of seáis vs sein

Shared letters: eis. Private to "seáis": á. Private to "sein": n.

"seáis" · 5 letters · shape CVVVC  ·  "sein" · 4 letters · shape CVVC

Known mistypes of this pair

  • sein ← esin · seinn · seni · ssein

Frequently Asked Questions

Do "seáis" and "sein" mean the same thing in a sentence?
No. They are said differently ([seˈajs] versus [ˈzaɪ̯n]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "seáis" or "sein" show up more?
"seáis" is the more common of the two: it sits at frequency rank #27,778 in our Spanish list, against #45,601 for "sein". 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 "seáis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sein" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #23,419 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "seáis" and "sein" also get mixed up with nearby pairs, the highest-scored neighbour is "sei vs sein". 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 #23,419 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