mofovsMoriWhich spelling fits?

Quick tell: mofo is a noun, Mori is a name, so they fill different roles in a sentence.

Which to use

“mofo” is a noun and “Mori” is a name - they look or sound alike but fill different roles in a sentence.

#46,074
“mofo” frequency rank
#24,833
“Mori” frequency rank
70907
confusion score

Side-by-Side Comparison

Feature mofo Mori
Definition Abbreviation of motherfucker. A surname from Japanese.

Letter map: mofo vs Mori

Shared letters muted; letters that set mofo and Mori apart highlighted. Shared run: 2.

4 ch
mofo
4 ch
Mori

Part-of-speech tell for mofo / Mori

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: mofo is anoun and Morianame. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 70907, derived from the frequency rank of both members and their visual similarity.

mofo is recorded at frequency rank #46,074, classified as anoun, pronounced /ˈməʊfəʊ/. Mori is at rank #24,833, tagged as aname.

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 70907, this pair ranks #48,771 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of mofo vs Mori

Shared letters: mo. Private to "mofo": f. Private to "Mori": ir.

"mofo" · 4 letters · shape CVCV  ·  "Mori" · 4 letters · shape CVCV

Known mistypes of this pair

  • mofomfoo · mmofo · moffo · moof · omfo
  • Morimmori · moir · morri · mroi · omri

Frequently Asked Questions

Do "mofo" and "Mori" mean the same thing in a sentence?
No - they are not even the same part of speech. "mofo" is a noun and "Mori" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "mofo" or "Mori"?
"Mori" is the more common of the two: it sits at frequency rank #24,833 in our English list, against #46,074 for "mofo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "mofo" vs "Mori" is on the table, pick a follow-up below.

  • Full dictionary entry for "mofo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Mori" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #48,771 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "mofo" and "Mori" also get mixed up with nearby pairs, the highest-scored neighbour is "mofo vs Moog". 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 #48,771 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list