flockvsfrockWhich spelling fits?

Which to use

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

#11,384
“flock” frequency rank
#33,656
“frock” frequency rank
45040
confusion score

Side-by-Side Comparison

Feature flock frock
Definition A number of birds together in a group, such as those gathered together for the purpose of migration. A dress, a piece of clothing, which consists of a skirt and a cover for the upper body.

Where the eye mixes flock and frock

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. flock and frock follow the identical consonant-vowel pattern (CCVCC). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
flock
5 ch
frock

Look-alike desk: flock vs frock

A purely visual mix-up. flock (/flɒk/) and frock (/fɹɒk/) 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 a single letter - l in “flock” becomes r in “frock”. Our composite confusion score for this pair is 45040, derived from the frequency rank of both members and their visual similarity.

flock is recorded at frequency rank #11,384, classified as anoun, pronounced /flɒk/. frock is at rank #33,656, tagged as anoun, pronounced /fɹɒk/.

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 45040, this pair ranks #224,983 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of flock vs frock

Shared letters: cfko. Private to "flock": l. Private to "frock": r.

"flock" · 5 letters · shape CCVCC  ·  "frock" · 5 letters · shape CCVCC

Known mistypes of this pair

  • flock ← fflock · flcok · fllock · flocck · flockk · flokc · folck · lfock
  • frock ← ffrock · forck · frcok · frocck · frockk · frokc · frrock · rfock

Frequently Asked Questions

Can "flock" and "frock" be used interchangeably?
No. They are said differently (/flɒk/ versus /fɹɒk/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "flock" or "frock"?
"flock" is the more common of the two: it sits at frequency rank #11,384 in our English list, against #33,656 for "frock". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "flock" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "frock" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #224,983 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "flock" and "frock" also get mixed up with nearby pairs, the highest-scored neighbour is "fleck vs frock". 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 #224,983 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