gasvsgemWhat's the difference?

Which to use

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

#1,636
“gas” frequency rank
#45,343
“gem” frequency rank
46979
confusion score

Side-by-Side Comparison

Feature gas gem
Definition Sustancia con movilidad molecular perfecta y la propiedad de expansión ilimitada, en oposición a los sólidos y líquidos. Gema.

Where the eye mixes gas and gem

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
gas
3 ch
gem

Why the eye confuses gas with gem

A purely visual mix-up. gas ([ˈgas]) and gem ([ˈjɛmː]) 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 46979, derived from the frequency rank of both members and their visual similarity.

gas is recorded at frequency rank #1,636, classified as anoun, pronounced [ˈgas]. gem is at rank #45,343, tagged as anoun, pronounced [ˈjɛmː].

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 46979, this pair ranks #122,668 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of gas vs gem

Shared letters: g. Private to "gas": as. Private to "gem": em.

"gas" · 3 letters · shape CVC  ·  "gem" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "gas" for "gem" ever safe?
No. They are said differently ([ˈgas] versus [ˈjɛmː]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "gas" vs "gem" - which ranks higher?
"gas" is the more common of the two: it sits at frequency rank #1,636 in our Spanish list, against #45,343 for "gem". 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 "gas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "gem" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #122,668 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "gas" and "gem" also get mixed up with nearby pairs, the highest-scored neighbour is "gar vs gem". Nearby pair

Confusion rank #122,668 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