machvsmarchoWhich spelling fits?

Which to use

“mach” and “marcho” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#35,130
“mach” frequency rank
#35,609
“marcho” frequency rank
70739
confusion score

Side-by-Side Comparison

Feature mach marcho
Definition Medida de velocidad relativa que se define como el cociente entre la velocidad de un objeto y la velocidad del sonido en el medio en que se mueve dicho objeto. Marco, por peso (peso de ocho onzas para la plata y de cincuenta castellanos para el oro).

Where the eye mixes mach and marcho

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. mach runs 4 letters (CVCC) against marcho's 6 (CVCCCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
mach
6 ch
marcho

Look-alike desk: mach vs marcho

A purely visual mix-up. mach ([ˈmat͡ʃ]) and marcho ([ˈmaɾt͡ʃo]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 70739, derived from the frequency rank of both members and their visual similarity.

mach is recorded at frequency rank #35,130, classified as anoun, pronounced [ˈmat͡ʃ]. marcho is at rank #35,609, tagged as anoun, pronounced [ˈmaɾt͡ʃo].

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 70739, this pair ranks #29,045 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of mach vs marcho

Shared letters: achm. Private to "mach": -. Private to "marcho": or.

"mach" · 4 letters · shape CVCC  ·  "marcho" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • mach ← amch · macch · machh · mahc · mcah · mmach
  • marcho ← amrcho · macrho · marccho · marchho · marcoh · marhco · marrcho · mmarcho

Frequently Asked Questions

Can "mach" and "marcho" be used interchangeably?
No. They are said differently ([ˈmat͡ʃ] versus [ˈmaɾt͡ʃo]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "mach" or "marcho"?
"mach" is the more common of the two: it sits at frequency rank #35,130 in our Spanish list, against #35,609 for "marcho". 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 "mach" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "marcho" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #29,045 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "mach" and "marcho" also get mixed up with nearby pairs, the highest-scored neighbour is "Mapocho vs marcho". 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 #29,045 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