Which to use
“fast” is an adverb and “Fest” is a noun - they look or sound alike but fill different roles in a sentence.
- #243
- “fast” frequency rank
- #542
- “Fest” frequency rank
- 785
- confusion score
Side-by-Side Comparison
| Feature | fast | Fest |
|---|---|---|
| Definition | nicht ganz | größere Feier |
Where the eye mixes fast and Fest
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: fast is [fast] while Fest is [fɛst]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - a in “fast” becomes e in “Fest”, and the parts of speech differ too (adverb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 785, derived from the frequency rank of both members and their visual similarity.
fast is recorded at frequency rank #243, classified as anadv, pronounced [fast]. Fest is at rank #542, tagged as anoun, pronounced [fɛst].
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 785, this pair ranks #2,005,337 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of fast vs Fest
Shared letters: fst. Private to "fast": a. Private to "Fest": e.
"fast" · 4 letters · shape CVCC · "Fest" · 4 letters · shape CVCC