Which to use
“duo” is a noun and “duplo” is an adjective - they look or sound alike but fill different roles in a sentence.
- #15,317
- “duo” frequency rank
- #4,388
- “duplo” frequency rank
- 19705
- confusion score
Side-by-Side Comparison
| Feature | duo | duplo |
|---|---|---|
| Definition | grupo de duas pessoas que atuam conjuntamente | que tem duplicidade; ambíguo |
Where the spellings diverge
Shared letters are muted; the letters that actually set duo and duplo apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: duo is anoun and duploanadjective. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 19705, derived from the frequency rank of both members and their visual similarity.
duo is recorded at frequency rank #15,317, classified as anoun, pronounced [du.o], Plural: [du.os]. duplo is at rank #4,388, tagged as anadj.
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 19705, this pair ranks #50,977 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of duo vs duplo
Shared letters: dou. Private to "duo": -. Private to "duplo": lp.
"duo" · 3 letters · shape CVV · "duplo" · 5 letters · shape CVCCV
Known mistypes of this pair
- duplo ← dduplo · dpulo · dulpo · dupllo · dupol · dupplo · udplo
Frequency comparison
Frequently Asked Questions
Can "duo" and "duplo" be used interchangeably?
Which is more common, "duo" or "duplo"?
Remembering duo vs duplo
The fastest way to pick the right one every time.
- Check the role first: if you need a noun, it's “duo”; for an adjective, it's “duplo”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “duo” entry
- Browse more pairs most likely to be confused. Most confusable