Which to use
“glas” is an adjective and “glass” is a noun - they look or sound alike but fill different roles in a sentence.
- #39,778
- “glas” frequency rank
- #23,431
- “glass” frequency rank
- 63209
- confusion score
Side-by-Side Comparison
| Feature | glas | glass |
|---|---|---|
| Definition | Azul. | Vidrio, cristal. |
Same sound, different letters: glas vs glass
Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 4 letters. glas runs 4 letters (CCVC) against glass's 5 (CCVCC) - the length gap alone is often enough to separate them once you know to check it.
Same sound, different spelling - glas / glass
Say them out loud and nothing separates them: glas and glass carry the same recorded pronunciation, [ˈɡlɑːs]. Grammar is what tells them apart: one is anadjective, the other anoun, so most sentences will only accept one of them. They differ by 1 extra letter(s) - “glas” sits inside “glass”. Our composite confusion score for this pair is 63209, derived from the frequency rank of both members and their visual similarity.
glas is recorded at frequency rank #39,778, classified as anadj, pronounced [ˈɡlɑːs]. glass is at rank #23,431, tagged as anoun, pronounced /ɡlɑːs/.
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 63209, this pair ranks #49,464 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of glas vs glass
Shared letters: agls. Private to "glas": -. Private to "glass": -.
"glas" · 4 letters · shape CCVC · "glass" · 5 letters · shape CCVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "glas" for "glass" ever safe?
In ordinary Spanish text, does "glas" or "glass" show up more?
Useful next steps
"glas" and "glass" share a sound, keep the gloss open, then jump to the headword or a nearby trap.
- Full dictionary entry for "glas" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "glass" - compare definitions side by side with the headword page. Word entry
- This pair ranks #49,464 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "glas" and "glass" also get mixed up with nearby pairs, the highest-scored neighbour is "glas vs guan". 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 #49,464 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.