Rad vs rua, What's the Difference?

Which to use

“Rad” is a noun and “rua” is an intj - they look or sound alike but fill different roles in a sentence.

#35,306
“Rad” frequency rank: #420
“rua” frequency rank: 35726
confusion score

Side-by-Side Comparison

Feature	Rad	rua
Definition	roda	fora!, gire! - ordem enérgica para deixar o recinto onde se está

Where the eye mixes Rad and rua

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

3 ch

Rad

3 ch

rua

Visual trap between Rad and rua

These two trip readers on the page rather than in the ear: Rad is /ˈraːt/ while rua is /ˈRuɐ/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs intj), which is usually the fastest check. Our composite confusion score for this pair is 35726, derived from the frequency rank of both members and their visual similarity.

Rad is recorded at frequency rank #35,306, classified as anoun, pronounced /ˈraːt/. rua is at rank #420, tagged as anintj, pronounced /ˈRuɐ/.

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 35726, this pair ranks #31,280 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Rad vs rua

Shared letters: ar. Private to "Rad": d. Private to "rua": u.

"Rad" · 3 letters · shape CVC · "rua" · 3 letters · shape CVV

Frequently Asked Questions

Do "Rad" and "rua" mean the same thing in a sentence?

No - they are not even the same part of speech. "Rad" is a noun and "rua" an intj, so a sentence built for one is usually ungrammatical with the other.

In ordinary Portuguese text, does "Rad" or "rua" show up more?

"rua" is the more common of the two: it sits at frequency rank #420 in our Portuguese list, against #35,306 for "Rad". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

Full dictionary entry for "Rad" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "rua" - compare definitions side by side with the headword page. Word entry
This pair ranks #31,280 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"Rad" and "rua" also get mixed up with nearby pairs, the highest-scored neighbour is "rabi vs Rad". Nearby pair

Confusion rank #31,280 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.