sicavssimWhich spelling fits?

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

Which to use

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

#42,151
“sica” frequency rank
#14,009
“sim” frequency rank
56160
confusion score

Side-by-Side Comparison

Feature sica sim
Definition Residuos de lo digerido que se expulsan por el esfínter anal. Primera persona del singular del presente activo de subjuntivo de sum.

Where the eye mixes sica and sim

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

4 ch
sica
3 ch
sim

Why the eye confuses sica with sim

These two trip readers on the page rather than in the ear: sica is [ˈsika] while sim is /ˈsim/. 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 56160, derived from the frequency rank of both members and their visual similarity.

sica is recorded at frequency rank #42,151, classified as anoun, pronounced [ˈsika]. sim is at rank #14,009, tagged as averb, pronounced /ˈsim/.

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 56160, this pair ranks #75,785 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of sica vs sim

Shared letters: is. Private to "sica": ac. Private to "sim": m.

"sica" · 4 letters · shape CVCV  ·  "sim" · 3 letters · shape CVC

Known mistypes of this pair

  • sicacica · isca · scia · siac · sicca · ssica

Frequently Asked Questions

Do "sica" and "sim" mean the same thing in a sentence?
No - they are not even the same part of speech. "sica" is a noun and "sim" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sica" or "sim"?
"sim" is the more common of the two: it sits at frequency rank #14,009 in our Spanish list, against #42,151 for "sica". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "sica" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sim" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #75,785 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "sica" and "sim" also get mixed up with nearby pairs, the highest-scored neighbour is "sica vs sila". 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 #75,785 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