reivsruirWhat's the difference?

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

Which to use

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

#794
“rei” frequency rank
#34,026
“ruir” frequency rank
34820
confusion score

Side-by-Side Comparison

Feature rei ruir
Definition soberano; monarca; czar desmoronar, desabar

Where the spellings diverge

Shared letters are muted; the letters that actually set rei and ruir apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

3 ch
rei
4 ch
ruir

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: rei is /ˈRɐj/ while ruir is /ˈRwiɾ/. 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 34820, derived from the frequency rank of both members and their visual similarity.

rei is recorded at frequency rank #794, classified as anoun, pronounced /ˈRɐj/. ruir is at rank #34,026, tagged as averb, pronounced /ˈRwiɾ/.

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 34820, this pair ranks #32,349 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of rei vs ruir

Shared letters: ir. Private to "rei": e. Private to "ruir": u.

"rei" · 3 letters · shape CVV  ·  "ruir" · 4 letters · shape CVVC

Known mistypes of this pair

  • ruirriur · rruir · ruirr · ruri · urir

Frequency comparison

rei#794
ruir#34,026

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "rei" and "ruir" be used interchangeably?
No - they are not even the same part of speech. "rei" is a noun and "ruir" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "rei" or "ruir"?
"rei" is the more common of the two: it sits at frequency rank #794 in our Portuguese list, against #34,026 for "ruir". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering rei vs ruir

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “rei”; for a verb, it's “ruir”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “rei” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list