mothervsmotorTell them apart

Which to use

“mother” and “motor” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#25,404
“mother” frequency rank
#25,745
“motor” frequency rank
51149
confusion score

Side-by-Side Comparison

Feature mother motor
Definition Mère. Se dit parfois pour désigner le rotor d’une machine.

Letter map: mother vs motor

Shared letters muted; letters that set mother and motor apart highlighted. Shared run: 4. mother runs 6 letters (CVCCVC) against motor's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
mother
5 ch
motor

Corpus notes: mother and motor

mother and motor are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 51149, derived from the frequency rank of both members and their visual similarity.

mother is recorded at frequency rank #25,404, classified as anoun. motor is at rank #25,745, tagged as anoun, pronounced \mɔ.tɔʁ\.

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 51149, this pair ranks #157,190 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mother vs motor

Shared letters: mort. Private to "mother": eh. Private to "motor": -.

"mother" · 6 letters · shape CVCCVC  ·  "motor" · 5 letters · shape CVCVC

Known mistypes of this pair

  • mother ← mmother · mohter · motehr · motherr · mothher · mothre · motther · mtoher
  • motor ← mmotor · mootr · motorr · motro · mottor · mtoor · omtor

Frequently Asked Questions

Can "mother" and "motor" be used interchangeably?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "mother" vs "motor" - which ranks higher?
"mother" is the more common of the two: it sits at frequency rank #25,404 in our French list, against #25,745 for "motor". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "mother" vs "motor" is on the table, pick a follow-up below.

  • Full dictionary entry for "mother" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "motor" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #157,190 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "mother" and "motor" also get mixed up with nearby pairs, the highest-scored neighbour is "mito vs motor". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #157,190 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list