mastervsmoserTell them apart

Which to use

“master” and “moser” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,250
“master” frequency rank
#38,060
“moser” frequency rank
39310
confusion score

Side-by-Side Comparison

Feature master moser
Definition Someone who has control over something or someone. An informer; one who tells on another.

Where the eye mixes master and moser

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
master
5 ch
moser

Why the eye confuses master with moser

A purely visual mix-up. master (/ˈmɑːs.tə/) and moser (/ˈmoʊsəɹ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 39310, derived from the frequency rank of both members and their visual similarity.

master is recorded at frequency rank #1,250, classified as anoun, pronounced /ˈmɑːs.tə/. moser is at rank #38,060, tagged as anoun, pronounced /ˈmoʊsəɹ/.

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 39310, this pair ranks #277,868 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of master vs moser

Shared letters: emrs. Private to "master": at. Private to "moser": o.

"master" · 6 letters · shape CVCCVC  ·  "moser" · 5 letters · shape CVCVC

Known mistypes of this pair

  • masteramster · masetr · masster · masterr · mastre · mastter · matser · mmaster
  • mosermmoser · moesr · moserr · mosser · msoer · omser

Frequently Asked Questions

Is swapping "master" for "moser" ever safe?
No. They are said differently (/ˈmɑːs.tə/ versus /ˈmoʊsəɹ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "master" or "moser"?
"master" is the more common of the two: it sits at frequency rank #1,250 in our English list, against #38,060 for "moser". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "master" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "moser" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #277,868 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "master" and "moser" also get mixed up with nearby pairs, the highest-scored neighbour is "moser vs Moslem". 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 #277,868 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