fl
The verdict
“fl” sits in 20 confusable pairs (corpus #13,360) as an abbreviation. The look-alike neighbours are the real trap.
- #13,360
- frequency rank, German
- 3,474
- “F” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Femtoliter (= 10⁻¹⁵ l, ein billiardstel Liter)
Corpus desk
Index DE-fl · fl · German
fl · rank #13,360 · 0 variants · 20 confusables
- FREQ-MID #13,360
- LEN-SHORT 2 letters
- VOW-0 0 vowels
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 3,474
- PHOTO-FINISH Feiertagen
Nearest frequency peer: Feiertagen (-1 rank slots)
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Frequency neighbourhood for “fl”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- Fachhochsch…
Fachhochschule
86,644 corpus weight
- Fauna
Fauna
86,643 corpus weight
- Feiertagen
Feiertagen
86,642 corpus weight
- fl
fl
86,641 corpus weight
- Fukushima
Fukushima
86,640 corpus weight
- funktionier…
funktionierte
86,639 corpus weight
What this shows Bars show where “fl” sits against the nearest ranked German headwords in the FrequencyWords band, not a reprint of letter-browse containment.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | fl |
| Language | German |
| Part of speech | Abbreviation |
| Letters | 2 |
| Frequency rank | #13,360 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Wo “fl” in der deutschen Häufigkeit sitzt
Easy to mix with look-alikes
The spelling risk for fl is neighbouring look-alikes ("FW", "fm", …), not just typos; it is anabbreviation. Frequency #13,360 among 3,474 “F” headwords. Gloss: "Femtoliter (= 10⁻¹⁵ l, ein billiardstel Liter)".
The misspelling generator found no plausible variants for fl, a sign its spelling follows regular German conventions. It also participates in 20 confusable-pair relationships, "FW", "fm", "FS", and more, where similar look or sound leads writers to substitute one word for another in context.
Our source data has no etymology on file for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct German form is fl, spelled F-L.
Definition
- 1Femtoliter (= 10⁻¹⁵ l, ein billiardstel Liter)
Recorded use
Wiktionary examplesThese source excerpts show how fl appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Ein Würfel mit einer Kantenlänge von einem Mikrometer (µm) hat ein Volumen von einem Femtoliter (fl).
In der Hämatologie werden die Kenngrößen MCV und MPV mit der SI-Einheit fl bezeichnet.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 German corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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What to do next
You've looked up "fl". Here's where to go from here.
- "fl" maps to 20 confusable pairs in this vintage; the highest-scored is "FW". View pair
- Usage frequency rank #13,360 among German headwords in this corpus. Corpus statistics
- Browse more German words in the "F" letter cohort. F–Z browse
PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.