gásvsGuamWhich spelling fits?

Which to use

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

#1,748
“gás” frequency rank
#46,359
“Guam” frequency rank
48107
confusion score

Side-by-Side Comparison

Feature gás Guam
Definition estado fluido da matéria, sem forma definida, cujo volume é o do recipiente que o contém Guam

Where the eye mixes gás and Guam

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. gás runs 3 letters (CVC) against Guam's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
gás
4 ch
Guam

Look-alike desk: gás vs Guam

A purely visual mix-up. gás (/ˈɡaʃ/) and Guam (/ɡwam/) 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 1 letter(s) in length. Our composite confusion score for this pair is 48107, derived from the frequency rank of both members and their visual similarity.

gás is recorded at frequency rank #1,748, classified as anoun, pronounced /ˈɡaʃ/. Guam is at rank #46,359, tagged as anoun, pronounced /ɡwam/.

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 48107, this pair ranks #17,100 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of gás vs Guam

Shared letters: g. Private to "gás": sá. Private to "Guam": amu.

"gás" · 3 letters · shape CVC  ·  "Guam" · 4 letters · shape CVVC

Known mistypes of this pair

  • Guam ← gaum · gguam · guamm · guma · ugam

Frequently Asked Questions

Can "gás" and "Guam" be used interchangeably?
No. They are said differently (/ˈɡaʃ/ versus /ɡwam/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "gás" or "Guam" show up more?
"gás" is the more common of the two: it sits at frequency rank #1,748 in our Portuguese list, against #46,359 for "Guam". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "gás" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Guam" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #17,100 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "gás" and "Guam" also get mixed up with nearby pairs, the highest-scored neighbour is "grua vs Guam". 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 #17,100 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