Which to use
“sai” is a verb and “STK” is an abbrev - they look or sound alike but fill different roles in a sentence.
- #47,708
- “sai” frequency rank
- #42,155
- “STK” frequency rank
- 89863
- confusion score
Side-by-Side Comparison
| Feature | sai | STK |
|---|---|---|
| Definition | 2. Person Singular Indikativ Präsens Aktiv des Verbs sapere | Stanice Technické Kontroly |
Where the eye mixes sai and STK
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. sai (CVV) and STK (CCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses sai with STK
These two trip readers on the page rather than in the ear: sai is [ˈsai̯] while STK is [ɛs.tɛː.kaː]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs abbrev), which is usually the fastest check. Our composite confusion score for this pair is 89863, derived from the frequency rank of both members and their visual similarity.
sai is recorded at frequency rank #47,708, classified as averb, pronounced [ˈsai̯]. STK is at rank #42,155, tagged as anabbrev, pronounced [ɛs.tɛː.kaː].
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 89863, this pair ranks #52,846 of 2,006,359 scored German confusable pairs - among the most confusable pairs.
Orthographic DNA of sai vs STK
Shared letters: s. Private to "sai": ai. Private to "STK": kt.
"sai" · 3 letters · shape CVV · "STK" · 3 letters · shape CCC
Frequently Asked Questions
Is swapping "sai" for "STK" ever safe?
In ordinary German text, does "sai" or "STK" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "sai" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "STK" - compare definitions side by side with the headword page. Word entry
- This pair ranks #52,846 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "sai" and "STK" also get mixed up with nearby pairs, the highest-scored neighbour is "sai vs seg". Nearby pair
Confusion rank #52,846 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.