Which to use
“glas” is an adjective and “grass” is a noun - they look or sound alike but fill different roles in a sentence.
- #39,778
- “glas” frequency rank
- #33,633
- “grass” frequency rank
- 73411
- confusion score
Side-by-Side Comparison
| Feature | glas | grass |
|---|---|---|
| Definition | Azul. | Hierba |
Where the eye mixes glas and grass
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. glas runs 4 letters (CCVC) against grass's 5 (CCVCC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between glas and grass
These two trip readers on the page rather than in the ear: glas is [ˈɡlɑːs] while grass is /ɡɹɑːs/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 73411, 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]. grass is at rank #33,633, tagged as anoun, pronounced /ɡɹɑːs/.
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 73411, this pair ranks #23,345 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of glas vs grass
Shared letters: ags. Private to "glas": l. Private to "grass": r.
"glas" · 4 letters · shape CCVC · "grass" · 5 letters · shape CCVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "glas" for "grass" ever safe?
Which is more common, "glas" or "grass"?
After this comparison
Eye-level mix-up between "glas" and "grass" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "glas" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "grass" - compare definitions side by side with the headword page. Word entry
- This pair ranks #23,345 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "glas" and "grass" 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 #23,345 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.