flagvsfrogWhich spelling fits?

Which to use

“flag” and “frog” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#22,268
“flag” frequency rank
#42,890
“frog” frequency rank
65158
confusion score

Side-by-Side Comparison

Feature flag frog
Definition Flagrant délit. Surnom dont des Canadiens non francophones affublent les Québécois francophones.

Where the eye mixes flag and frog

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

4 ch
flag
4 ch
frog

Why the eye confuses flag with frog

A purely visual mix-up. flag (\flaɡ\) and frog (\fɹɒɡ\) 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 65158, derived from the frequency rank of both members and their visual similarity.

flag is recorded at frequency rank #22,268, classified as anoun, pronounced \flaɡ\. frog is at rank #42,890, tagged as anoun, pronounced \fɹɒɡ\.

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 65158, this pair ranks #73,595 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of flag vs frog

Shared letters: fg. Private to "flag": al. Private to "frog": or.

"flag" · 4 letters · shape CCVC  ·  "frog" · 4 letters · shape CCVC

Known mistypes of this pair

  • flagfalg · fflag · flagg · flga · fllag · lfag
  • frogffrog · forg · frgo · frogg · frrog · rfog

Frequently Asked Questions

Can "flag" and "frog" be used interchangeably?
No. They are said differently (\flaɡ\ versus \fɹɒɡ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "flag" or "frog"?
"flag" is the more common of the two: it sits at frequency rank #22,268 in our French list, against #42,890 for "frog". 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 "flag" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "frog" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #73,595 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "flag" and "frog" also get mixed up with nearby pairs, the highest-scored neighbour is "fog vs frog". 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 #73,595 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list