rotorvsroyerWhat's the difference?

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

Which to use

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

#33,448
“rotor” frequency rank
#30,787
“royer” frequency rank
64235
confusion score

Side-by-Side Comparison

Feature rotor royer
Definition Partie rotative d’une machine, par exemple d’un moteur électrique, d’une turbine, etc. Aérer la terre en y creusant des sillons.

Where the spellings diverge

Shared letters are muted; the letters that actually set rotor and royer apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch
rotor
5 ch
royer

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: rotor is \ʁɔ.tɔʁ\ while royer is \ʁwa.je\. 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 verb), which is usually the fastest check. Our composite confusion score for this pair is 64235, derived from the frequency rank of both members and their visual similarity.

rotor is recorded at frequency rank #33,448, classified as anoun, pronounced \ʁɔ.tɔʁ\. royer is at rank #30,787, tagged as averb, pronounced \ʁwa.je\.

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 64235, this pair ranks #78,027 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of rotor vs royer

Shared letters: or. Private to "rotor": t. Private to "royer": ey.

"rotor" · 5 letters · shape CVCVC  ·  "royer" · 5 letters · shape CVVVC

Known mistypes of this pair

  • rotorortor · rootr · rotorr · rotro · rottor · rrotor · rtoor
  • royeroryer · roeyr · royerr · royre · royyer · rroyer · ryoer

Frequency comparison

rotor#33,448
royer#30,787

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "rotor" and "royer" be used interchangeably?
No - they are not even the same part of speech. "rotor" is a noun and "royer" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "rotor" or "royer"?
"royer" is the more common of the two: it sits at frequency rank #30,787 in our French list, against #33,448 for "rotor". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering rotor vs royer

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “rotor”; for a verb, it's “royer”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “rotor” 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 FrequencyWords open word-frequency list