MacaovsmacronWhich spelling fits?

Quick tell: Macao is a name, macron is a noun, so they fill different roles in a sentence.

Which to use

“Macao” is a name and “macron” is a noun - they look or sound alike but fill different roles in a sentence.

#37,077
“Macao” frequency rank
#30,875
“macron” frequency rank
67952
confusion score

Side-by-Side Comparison

Feature Macao macron
Definition Alternative spelling of Macau: A short, straight, horizontal diacritical mark (◌̄) placed over a letter, usually to indicate that the pronunciation of a vowel is long.

Letter map: Macao vs macron

Shared letters muted; letters that set Macao and macron apart highlighted. Shared run: 4.

5 ch
Macao
6 ch
macron

Role in the sentence - Macao and macron

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Macao is aname and macronanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 67952, derived from the frequency rank of both members and their visual similarity.

Macao is recorded at frequency rank #37,077, classified as aname. macron is at rank #30,875, tagged as anoun, pronounced /ˈmækɹɒn/.

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 67952, this pair ranks #61,067 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Macao vs macron

Shared letters: acmo. Private to "Macao": -. Private to "macron": nr.

"Macao" · 5 letters · shape CVCVV  ·  "macron" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • Macaoamcao · maaco · maccao · macoa · mcaao · mmacao
  • macronamcron · maccron · macorn · macrno · macronn · macrron · marcon · mcaron

Frequently Asked Questions

Can "Macao" and "macron" be used interchangeably?
No - they are not even the same part of speech. "Macao" is a name and "macron" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Macao" or "macron"?
"macron" is the more common of the two: it sits at frequency rank #30,875 in our English list, against #37,077 for "Macao". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "Macao" vs "macron" is on the table, pick a follow-up below.

  • Full dictionary entry for "Macao" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "macron" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #61,067 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Macao" and "macron" also get mixed up with nearby pairs, the highest-scored neighbour is "Macao vs malo". 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 #61,067 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list