díavsdumaWhat's the difference?

Quick tell: día is a noun, duma is a verb, so they fill different roles in a sentence.

Which to use

“día” is a noun and “duma” is a verb - they look or sound alike but fill different roles in a sentence.

#76
“día” frequency rank
#39,714
“duma” frequency rank
39790
confusion score

Side-by-Side Comparison

Feature día duma
Definition Tiempo que tarda la Tierra en dar una vuelta alrededor de su eje, equivalente a 24 horas. Primera persona del singular (yo) del presente de subjuntivo de dumir.

Where the eye mixes día and duma

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
día
4 ch
duma

Why the eye confuses día with duma

These two trip readers on the page rather than in the ear: día is [ˈd̪ia] while duma is [ˈd̪uma]. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 39790, derived from the frequency rank of both members and their visual similarity.

día is recorded at frequency rank #76, classified as anoun, pronounced [ˈd̪ia]. duma is at rank #39,714, tagged as averb, pronounced [ˈd̪uma].

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 39790, this pair ranks #162,608 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of día vs duma

Shared letters: ad. Private to "día": í. Private to "duma": mu.

"día" · 3 letters · shape CVV  ·  "duma" · 4 letters · shape CVCV

Known mistypes of this pair

  • dumadduma · dmua · duam · dumma · udma

Frequently Asked Questions

Do "día" and "duma" mean the same thing in a sentence?
No - they are not even the same part of speech. "día" is a noun and "duma" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "día" or "duma"?
"día" is the more common of the two: it sits at frequency rank #76 in our Spanish list, against #39,714 for "duma". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "día" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "duma" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #162,608 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "día" and "duma" also get mixed up with nearby pairs, the highest-scored neighbour is "Deva vs duma". 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 #162,608 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