sealvsserConfusable pair

Quick tell: seal is a noun, ser is a verb, so they fill different roles in a sentence.

Which to use

“seal” is a noun and “ser” is a verb - they look or sound alike but fill different roles in a sentence.

#37,852
“seal” frequency rank
#39
“ser” frequency rank
37891
confusion score

Side-by-Side Comparison

Feature seal ser
Definition Sello. Tener algo una determinada naturaleza, propiedad o cualidad estable.

Where the eye mixes seal and ser

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
seal
3 ch
ser

Look-alike desk: seal vs ser

These two trip readers on the page rather than in the ear: seal is /siːl/ while ser is [ˈseɾ]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 37891, derived from the frequency rank of both members and their visual similarity.

seal is recorded at frequency rank #37,852, classified as anoun, pronounced /siːl/. ser is at rank #39, tagged as averb, pronounced [ˈseɾ].

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 37891, this pair ranks #172,929 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of seal vs ser

Shared letters: es. Private to "seal": al. Private to "ser": r.

"seal" · 4 letters · shape CVVC  ·  "ser" · 3 letters · shape CVC

Known mistypes of this pair

  • sealesal · seall · sseal

Frequently Asked Questions

Do "seal" and "ser" mean the same thing in a sentence?
No - they are not even the same part of speech. "seal" is a noun and "ser" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "seal" or "ser" show up more?
"ser" is the more common of the two: it sits at frequency rank #39 in our Spanish list, against #37,852 for "seal". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "seal" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ser" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #172,929 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "seal" and "ser" also get mixed up with nearby pairs, the highest-scored neighbour is "seal vs shall". 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 #172,929 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