morayvsMosbyWhich spelling fits?

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

Which to use

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

#28,298
“moray” frequency rank
#43,795
“Mosby” frequency rank
72093
confusion score

Side-by-Side Comparison

Feature moray Mosby
Definition Any of the large cosmopolitan carnivorous eels of the family Muraenidae. A surname.

Where the eye mixes moray and Mosby

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. moray (CVCVV) and Mosby (CVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
moray
5 ch
Mosby

Visual trap between moray and Mosby

These two trip readers on the page rather than in the ear: moray is /ˈmɒ.ɹeɪ/ while Mosby is /ˈmoʊzbi/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 72093, derived from the frequency rank of both members and their visual similarity.

moray is recorded at frequency rank #28,298, classified as anoun, pronounced /ˈmɒ.ɹeɪ/. Mosby is at rank #43,795, tagged as aname, pronounced /ˈmoʊzbi/.

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 72093, this pair ranks #44,254 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of moray vs Mosby

Shared letters: moy. Private to "moray": ar. Private to "Mosby": bs.

"moray" · 5 letters · shape CVCVV  ·  "Mosby" · 5 letters · shape CVCCV

Known mistypes of this pair

  • moray ← mmoray · moary · morayy · morray · morya · mroay · omray
  • Mosby ← mmosby · mobsy · mosbby · mosbyy · mossby · mosyb · msoby · omsby

Frequently Asked Questions

Is swapping "moray" for "Mosby" ever safe?
No - they are not even the same part of speech. "moray" is a noun and "Mosby" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "moray" or "Mosby"?
"moray" is the more common of the two: it sits at frequency rank #28,298 in our English list, against #43,795 for "Mosby". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "moray" and "Mosby" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "moray" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Mosby" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,254 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "moray" and "Mosby" also get mixed up with nearby pairs, the highest-scored neighbour is "Moresby vs Mosby". 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 #44,254 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