dayvsdoWhich spelling fits?

Which to use

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

#5,598
“day” frequency rank
#1,980
“do” frequency rank
7578
confusion score

Side-by-Side Comparison

Feature day do
Definition Día. Nota musical. Corresponde a la primera en la escala musical, situada entre el si y el re.

Where the eye mixes day and do

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

3 ch
day
2 ch
do

Why the eye confuses day with do

A purely visual mix-up. day (/deɪ/) and do ([ˈd̪o]) 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 7578, derived from the frequency rank of both members and their visual similarity.

day is recorded at frequency rank #5,598, classified as anoun, pronounced /deɪ/. do is at rank #1,980, tagged as anoun, pronounced [ˈd̪o].

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 7578, this pair ranks #307,571 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of day vs do

Shared letters: d. Private to "day": ay. Private to "do": o.

"day" · 3 letters · shape CVV  ·  "do" · 2 letters · shape CV

Frequently Asked Questions

Do "day" and "do" mean the same thing in a sentence?
No. They are said differently (/deɪ/ versus [ˈd̪o]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "day" or "do"?
"do" is the more common of the two: it sits at frequency rank #1,980 in our Spanish list, against #5,598 for "day". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "day" and "do" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "day" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "do" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #307,571 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "day" and "do" also get mixed up with nearby pairs, the highest-scored neighbour is "dade vs day". Nearby pair

Confusion rank #307,571 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