Which to use
“mob” and “mum” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #6,810
- “mob” frequency rank
- #3,573
- “mum” frequency rank
- 10383
- confusion score
Side-by-Side Comparison
| Feature | mob | mum |
|---|---|---|
| Definition | A large or disorderly group of people; especially one bent on riotous or destructive action. | Mother. |
Where the eye mixes mob and mum
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: mob vs mum
A purely visual mix-up. mob (/mɒb/) and mum (/mʌm/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 10383, derived from the frequency rank of both members and their visual similarity.
mob is recorded at frequency rank #6,810, classified as anoun, pronounced /mɒb/. mum is at rank #3,573, tagged as anoun, pronounced /mʌm/.
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 10383, this pair ranks #492,629 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of mob vs mum
Shared letters: m. Private to "mob": bo. Private to "mum": u.
"mob" · 3 letters · shape CVC · "mum" · 3 letters · shape CVC
Frequently Asked Questions
Can "mob" and "mum" be used interchangeably?
In ordinary English text, does "mob" or "mum" show up more?
After this comparison
Eye-level mix-up between "mob" and "mum" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "mob" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "mum" - compare definitions side by side with the headword page. Word entry
- This pair ranks #492,629 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "mob" and "mum" also get mixed up with nearby pairs, the highest-scored neighbour is "mob vs Moog". Nearby pair
Confusion rank #492,629 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.