moavsmyWhat's the difference?

Quick tell: moa is a noun, my is a determiner, so they fill different roles in a sentence.

Which to use

“moa” is a noun and “my” is a determiner - they look or sound alike but fill different roles in a sentence.

#29,747
“moa” frequency rank
#27
“my” frequency rank
29774
confusion score

Side-by-Side Comparison

Feature moa my
Definition Any of several species of large, extinct, flightless birds of the family Dinornithidae that were native to New Zealand; until its extinction, one species was the largest bird in the world. First-person singular possessive determiner. See Appendix:Possessive#English.

Where the eye mixes moa and my

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
moa
2 ch
my

Visual trap between moa and my

These two trip readers on the page rather than in the ear: moa is /ˈmɒʌ/ while my is /maɪ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs determiner), which is usually the fastest check. Our composite confusion score for this pair is 29774, derived from the frequency rank of both members and their visual similarity.

moa is recorded at frequency rank #29,747, classified as anoun, pronounced /ˈmɒʌ/. my is at rank #27, tagged as adet, pronounced /maɪ/.

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 29774, this pair ranks #360,140 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of moa vs my

Shared letters: m. Private to "moa": ao. Private to "my": y.

"moa" · 3 letters · shape CVV  ·  "my" · 2 letters · shape CV

Frequently Asked Questions

Can "moa" and "my" be used interchangeably?
No - they are not even the same part of speech. "moa" is a noun and "my" a determiner, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "moa" or "my"?
"my" is the more common of the two: it sits at frequency rank #27 in our English list, against #29,747 for "moa". 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 "moa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "my" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #360,140 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "moa" and "my" also get mixed up with nearby pairs, the highest-scored neighbour is "moa vs MPAA". Nearby pair

Confusion rank #360,140 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