molyvsmyWhich spelling fits?

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

Which to use

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

#36,676
“moly” frequency rank
#27
“my” frequency rank
36703
confusion score

Side-by-Side Comparison

Feature moly my
Definition A magic herb or plant used by Odysseus to overcome Circe. First-person singular possessive determiner. See Appendix:Possessive#English.

Where the eye mixes moly and my

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
moly
2 ch
my

Why the eye confuses moly with my

These two trip readers on the page rather than in the ear: moly is /ˈməʊli/ while my is /maɪ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 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 36703, derived from the frequency rank of both members and their visual similarity.

moly is recorded at frequency rank #36,676, classified as anoun, pronounced /ˈməʊli/. 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 36703, this pair ranks #300,905 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of moly vs my

Shared letters: my. Private to "moly": lo. Private to "my": -.

"moly" · 4 letters · shape CVCV  ·  "my" · 2 letters · shape CV

Known mistypes of this pair

  • molymloy · mmoly · molyy · moyl · omly

Frequently Asked Questions

Do "moly" and "my" mean the same thing in a sentence?
No - they are not even the same part of speech. "moly" is a noun and "my" a determiner, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "moly" or "my" show up more?
"my" is the more common of the two: it sits at frequency rank #27 in our English list, against #36,676 for "moly". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "moly" 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 #300,905 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "moly" and "my" also get mixed up with nearby pairs, the highest-scored neighbour is "moly vs Moog". 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 #300,905 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