filvsflyTell them apart

Which to use

“fil” and “fly” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#43,176
“fil” frequency rank
#16,704
“fly” frequency rank
59880
confusion score

Side-by-Side Comparison

Feature fil fly
Definition mächtiges Säugetier mit Rüssel und Stoßzähnen; Elefant Fliege

Where the eye mixes fil and fly

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

3 ch
fil
3 ch
fly

Why the eye confuses fil with fly

A purely visual mix-up. fil ([fiɫ]) and fly ([flaɪ]) 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 59880, derived from the frequency rank of both members and their visual similarity.

fil is recorded at frequency rank #43,176, classified as anoun, pronounced [fiɫ]. fly is at rank #16,704, tagged as anoun, pronounced [flaɪ].

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 59880, this pair ranks #807,902 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fil vs fly

Shared letters: fl. Private to "fil": i. Private to "fly": y.

"fil" · 3 letters · shape CVC  ·  "fly" · 3 letters · shape CCV

Frequently Asked Questions

Is swapping "fil" for "fly" ever safe?
No. They are said differently ([fiɫ] versus [flaɪ]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary German text, does "fil" or "fly" show up more?
"fly" is the more common of the two: it sits at frequency rank #16,704 in our German list, against #43,176 for "fil". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "fil" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #807,902 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "fil" and "fly" also get mixed up with nearby pairs, the highest-scored neighbour is "fil vs fist". Nearby pair

Confusion rank #807,902 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list