rotervsRotorWhat's the difference?

Quick tell: roter is a adjective, Rotor is a noun, so they fill different roles in a sentence.

Which to use

“roter” is an adjective and “Rotor” is a noun - they look or sound alike but fill different roles in a sentence.

#6,846
“roter” frequency rank
#46,242
“Rotor” frequency rank
53088
confusion score

Side-by-Side Comparison

Feature roter Rotor
Definition Nominativ Singular Maskulinum der starken Flexion des Positivs des Adjektivs rot rotierendes Teil einer Maschine

Where the spellings diverge

Shared letters are muted; the letters that actually set roter and Rotor apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

5 ch
roter
5 ch
Rotor

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: roter is [ˈʁoːtɐ] while Rotor is [ˈʁoːtoːɐ̯]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - e in “roter” becomes o in “Rotor”, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 53088, derived from the frequency rank of both members and their visual similarity.

roter is recorded at frequency rank #6,846, classified as anadj, pronounced [ˈʁoːtɐ]. Rotor is at rank #46,242, tagged as anoun, pronounced [ˈʁoːtoːɐ̯].

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 53088, this pair ranks #1,071,555 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of roter vs Rotor

Shared letters: ort. Private to "roter": e. Private to "Rotor": -.

"roter" · 5 letters · shape CVCVC  ·  "Rotor" · 5 letters · shape CVCVC

Known mistypes of this pair

  • roterorter · roetr · roterr · rotre · rotter · rroter · rtoer
  • Rotorortor · rootr · rotorr · rotro · rottor · rrotor · rtoor

Frequency comparison

roter#6,846
Rotor#46,242

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "roter" and "Rotor" be used interchangeably?
No - they are not even the same part of speech. "roter" is an adjective and "Rotor" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "roter" or "Rotor"?
"roter" is the more common of the two: it sits at frequency rank #6,846 in our German list, against #46,242 for "Rotor". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering roter vs Rotor

The fastest way to pick the right one every time.

  • Check the role first: if you need an adjective, it's “roter”; for a noun, it's “Rotor”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “roter” 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