fillyvsPhillyConfusable pair

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

Which to use

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

#23,832
“filly” frequency rank
#12,474
“Philly” frequency rank
36306
confusion score

Side-by-Side Comparison

Feature filly Philly
Definition A young female horse. Philadelphia.

Same sound, different letters: filly vs Philly

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 4 letters.

5 ch
filly
6 ch
Philly

Homophone desk: filly vs Philly

Say them out loud and nothing separates them: filly and Philly carry the same recorded pronunciation, /ˈfɪli/. Grammar is what tells them apart: one is anoun, the other aname, so most sentences will only accept one of them. They differ by 1 letter(s) in length. Our composite confusion score for this pair is 36306, derived from the frequency rank of both members and their visual similarity.

filly is recorded at frequency rank #23,832, classified as anoun, pronounced /ˈfɪli/. Philly is at rank #12,474, tagged as aname, pronounced /ˈfɪl.i/.

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 36306, this pair ranks #304,256 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of filly vs Philly

Shared letters: ily. Private to "filly": f. Private to "Philly": hp.

"filly" · 5 letters · shape CVCCV  ·  "Philly" · 6 letters · shape CCVCCV

Known mistypes of this pair

  • fillyffilly · fillyy · fily · filyl · flily · iflly
  • Phillyhpilly · phhilly · phillyy · phily · philyl · phlily · pihlly · pphilly

Frequently Asked Questions

Can "filly" and "Philly" be used interchangeably?
No - they are not even the same part of speech. "filly" is a noun and "Philly" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "filly" or "Philly"?
"Philly" is the more common of the two: it sits at frequency rank #12,474 in our English list, against #23,832 for "filly". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've separated the homophone pair "filly" / "Philly". Follow the links when you need the full entry or a neighbour that trips the same ear.

  • Full dictionary entry for "filly" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Philly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #304,256 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "filly" and "Philly" also get mixed up with nearby pairs, the highest-scored neighbour is "feely vs filly". 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 #304,256 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