flasksvsflocksWhich spelling fits?

Which to use

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

#44,207
“flasks” frequency rank
#27,839
“flocks” frequency rank
72046
confusion score

Side-by-Side Comparison

Feature flasks flocks
Definition plural of flask plural of flock

Where the eye mixes flasks and flocks

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
flasks
6 ch
flocks

Visual trap between flasks and flocks

A purely visual mix-up. flasks (/flɑːsks/) and flocks (/flɒks/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 72046, derived from the frequency rank of both members and their visual similarity.

flasks is recorded at frequency rank #44,207, classified as anoun, pronounced /flɑːsks/. flocks is at rank #27,839, tagged as anoun, pronounced /flɒks/.

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 72046, this pair ranks #44,423 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of flasks vs flocks

Shared letters: fkls. Private to "flasks": a. Private to "flocks": co.

"flasks" · 6 letters · shape CCVCCC  ·  "flocks" · 6 letters · shape CCVCCC

Known mistypes of this pair

  • flasksfalsks · fflasks · flakss · flaskks · flaskss · flassks · fllasks · flsaks
  • flocksfflocks · flcoks · fllocks · floccks · flockks · flockss · flocsk · flokcs

Frequently Asked Questions

Can "flasks" and "flocks" be used interchangeably?
No. They are said differently (/flɑːsks/ versus /flɒks/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "flasks" vs "flocks" - which ranks higher?
"flocks" is the more common of the two: it sits at frequency rank #27,839 in our English list, against #44,207 for "flasks". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "flasks" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "flocks" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,423 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "flasks" and "flocks" also get mixed up with nearby pairs, the highest-scored neighbour is "flaky vs flasks". 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 #44,423 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