docavsdócilWhich spelling fits?

Quick tell: doca is a noun, dócil is an adjective, so they fill different roles in a sentence.

Which to use

“doca” is a noun and “dócil” is an adjective - they look or sound alike but fill different roles in a sentence.

#23,985
“doca” frequency rank
#30,118
“dócil” frequency rank
54103
confusion score

Side-by-Side Comparison

Feature doca dócil
Definition parte abrigada de um porto, dispondo de cais acostável, onde se podem recolher embarcações para fugir do mau tempo ou para carregar e descarregar mercadorias submisso

Where the eye mixes doca and dócil

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. doca runs 4 letters (CVCV) against dócil's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
doca
5 ch
dócil

Look-alike desk: doca vs dócil

These two trip readers on the page rather than in the ear: doca is /ˈdɔ.kɐ/ while dócil is /ˈdɔ.siɫ/. 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 adjective), which is usually the fastest check. Our composite confusion score for this pair is 54103, derived from the frequency rank of both members and their visual similarity.

doca is recorded at frequency rank #23,985, classified as anoun, pronounced /ˈdɔ.kɐ/. dócil is at rank #30,118, tagged as anadj, pronounced /ˈdɔ.siɫ/.

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 54103, this pair ranks #11,543 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of doca vs dócil

Shared letters: cd. Private to "doca": ao. Private to "dócil": iló.

"doca" · 4 letters · shape CVCV  ·  "dócil" · 5 letters · shape CVCVC

Known mistypes of this pair

  • doca ← dcoa · ddoca · doac · docca · odca

Frequently Asked Questions

Can "doca" and "dócil" be used interchangeably?
No - they are not even the same part of speech. "doca" is a noun and "dócil" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "doca" or "dócil"?
"doca" is the more common of the two: it sits at frequency rank #23,985 in our Portuguese list, against #30,118 for "dócil". 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 "doca" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dócil" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #11,543 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "doca" and "dócil" also get mixed up with nearby pairs, the highest-scored neighbour is "doca vs doula". 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 #11,543 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list