FormelvsformelleTell them apart

Quick tell: Formel is a noun, formelle is an adjective, so they fill different roles in a sentence.

Which to use

“Formel” is a noun and “formelle” is an adjective - they look or sound alike but fill different roles in a sentence.

#2,393
“Formel” frequency rank
#29,127
“formelle” frequency rank
31520
confusion score

Side-by-Side Comparison

Feature Formel formelle
Definition Buchstabengleichung, Ausdruck zur Berechnung einer Größe Nominativ Singular Femininum der starken Deklination des Positivs des Adjektivs formell

Where the eye mixes Formel and formelle

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

6 ch
Formel
8 ch
formelle

Visual trap between Formel and formelle

These two trip readers on the page rather than in the ear: Formel is [ˈfɔʁml̩] while formelle is [fɔʁˈmɛlə]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “Formel” sits inside “formelle”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 31520, derived from the frequency rank of both members and their visual similarity.

Formel is recorded at frequency rank #2,393, classified as anoun, pronounced [ˈfɔʁml̩]. formelle is at rank #29,127, tagged as anadj, pronounced [fɔʁˈmɛlə].

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 31520, this pair ranks #1,726,431 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Formel vs formelle

Shared letters: eflmor. Private to "Formel": -. Private to "formelle": -.

"Formel" · 6 letters · shape CVCCVC  ·  "formelle" · 8 letters · shape CVCCVCCV

Known mistypes of this pair

  • Formelfformel · fomrel · foreml · formle · formmel · forrmel · fromel · ofrmel
  • formellefformelle · fomrelle · foremlle · formele · formelel · formlele · formmelle · forrmelle

Frequently Asked Questions

Do "Formel" and "formelle" mean the same thing in a sentence?
No - they are not even the same part of speech. "Formel" is a noun and "formelle" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Formel" vs "formelle" - which ranks higher?
"Formel" is the more common of the two: it sits at frequency rank #2,393 in our German list, against #29,127 for "formelle". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "Formel" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "formelle" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,726,431 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Formel" and "formelle" also get mixed up with nearby pairs, the highest-scored neighbour is "Forellen vs formelle". 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 #1,726,431 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