coinvscoreWhich spelling fits?

Which to use

“coin” and “core” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#41,891
“coin” frequency rank
#9,649
“core” frequency rank
51540
confusion score

Side-by-Side Comparison

Feature coin core
Definition plural de cù núcleo de processamento

Where the eye mixes coin and core

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

4 ch
coin
4 ch
core

Visual trap between coin and core

A purely visual mix-up. coin (/konʲ/) and core (ˈkɔ.ɾɪ/) 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 51540, derived from the frequency rank of both members and their visual similarity.

coin is recorded at frequency rank #41,891, classified as anoun, pronounced /konʲ/. core is at rank #9,649, tagged as anoun, pronounced ˈkɔ.ɾɪ/.

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 51540, this pair ranks #13,520 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of coin vs core

Shared letters: co. Private to "coin": in. Private to "core": er.

"coin" · 4 letters · shape CVVC  ·  "core" · 4 letters · shape CVCV

Known mistypes of this pair

  • coinccoin · cion · coinn · coni · ocin
  • coreccore · coer · corre · croe · ocre

Frequently Asked Questions

Do "coin" and "core" mean the same thing in a sentence?
No. They are said differently (/konʲ/ versus ˈkɔ.ɾɪ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "coin" vs "core" - which ranks higher?
"core" is the more common of the two: it sits at frequency rank #9,649 in our Portuguese list, against #41,891 for "coin". 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 "coin" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "core" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #13,520 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "coin" and "core" also get mixed up with nearby pairs, the highest-scored neighbour is "coice vs coin". 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 #13,520 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