Which to use
“sick” is a verb and “STK” is an abbrev - they look or sound alike but fill different roles in a sentence.
- #27,489
- “sick” frequency rank
- #42,155
- “STK” frequency rank
- 69644
- confusion score
Side-by-Side Comparison
| Feature | sick | STK |
|---|---|---|
| Definition | 2. Person Singular Imperativ Präsens Aktiv des Verbs sicken | Stanice Technické Kontroly |
Where the eye mixes sick and STK
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: sick vs STK
These two trip readers on the page rather than in the ear: sick is [zɪk] while STK is [ɛs.tɛː.kaː]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs abbrev), which is usually the fastest check. Our composite confusion score for this pair is 69644, derived from the frequency rank of both members and their visual similarity.
sick is recorded at frequency rank #27,489, classified as averb, pronounced [zɪk]. 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 69644, this pair ranks #470,291 of 2,006,359 scored German confusable pairs - among the most confusable pairs.
Orthographic DNA of sick vs STK
Shared letters: ks. Private to "sick": ci. Private to "STK": t.
"sick" · 4 letters · shape CVCC · "STK" · 3 letters · shape CCC
Known mistypes of this pair
- sick ← isck · scik · sicck · sickk · sikc · ssick
Frequently Asked Questions
Do "sick" and "STK" mean the same thing in a sentence?
Which is more common, "sick" or "STK"?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "sick" 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 #470,291 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "sick" and "STK" also get mixed up with nearby pairs, the highest-scored neighbour is "seg vs STK". 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 #470,291 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.