flagsvsflasksConfusable pair

Which to use

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

#6,141
“flags” frequency rank
#44,207
“flasks” frequency rank
50348
confusion score

Side-by-Side Comparison

Feature flags flasks
Definition plural of flag plural of flask

Where the eye mixes flags and flasks

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

5 ch
flags
6 ch
flasks

Visual trap between flags and flasks

A purely visual mix-up. flags (/flæɡz/) and flasks (/flɑːsks/) 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 1 letter(s) in length. Our composite confusion score for this pair is 50348, derived from the frequency rank of both members and their visual similarity.

flags is recorded at frequency rank #6,141, classified as anoun, pronounced /flæɡz/. flasks is at rank #44,207, tagged as anoun, pronounced /flɑːsks/.

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 50348, this pair ranks #175,144 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of flags vs flasks

Shared letters: afls. Private to "flags": g. Private to "flasks": k.

"flags" · 5 letters · shape CCVCC  ·  "flasks" · 6 letters · shape CCVCCC

Known mistypes of this pair

  • flagsfalgs · fflags · flaggs · flagss · flasg · flgas · fllags · lfags
  • flasksfalsks · fflasks · flakss · flaskks · flaskss · flassks · fllasks · flsaks

Frequently Asked Questions

Is swapping "flags" for "flasks" ever safe?
No. They are said differently (/flæɡz/ versus /flɑːsks/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "flags" or "flasks"?
"flags" is the more common of the two: it sits at frequency rank #6,141 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

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

  • Full dictionary entry for "flags" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "flasks" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #175,144 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "flags" and "flasks" 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 #175,144 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