marvsMBWhat's the difference?

Quick tell: mar is a verb, MB is a symbol, so they fill different roles in a sentence.

Which to use

“mar” is a verb and “MB” is a symbol - they look or sound alike but fill different roles in a sentence.

#5,233
“mar” frequency rank
#9,916
“MB” frequency rank
15149
confusion score

Side-by-Side Comparison

Feature mar MB
Definition To spoil; to ruin; to scathe; to damage. Abbreviation of megabyte.

Letter map: mar vs MB

Shared letters muted; letters that set mar and MB apart highlighted. Shared run: 1.

3 ch
mar
2 ch
MB

Role in the sentence - mar and MB

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: mar is averb and MBasymbol. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 15149, derived from the frequency rank of both members and their visual similarity.

mar is recorded at frequency rank #5,233, classified as averb, pronounced /mɑː(ɹ)/. MB is at rank #9,916, tagged as asymbol.

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 15149, this pair ranks #465,774 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of mar vs MB

Shared letters: m. Private to "mar": ar. Private to "MB": b.

"mar" · 3 letters · shape CVC  ·  "MB" · 2 letters · shape CC

Frequently Asked Questions

Can "mar" and "MB" be used interchangeably?
No - they are not even the same part of speech. "mar" is a verb and "MB" a symbol, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "mar" or "MB" show up more?
"mar" is the more common of the two: it sits at frequency rank #5,233 in our English list, against #9,916 for "MB". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "mar" and "MB".

  • Full dictionary entry for "mar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "MB" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #465,774 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "mar" and "MB" also get mixed up with nearby pairs, the highest-scored neighbour is "MB vs MMP". Nearby pair

Confusion rank #465,774 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