sis vs SPS, What's the Difference?

Which to use

“sis” is a num and “SPS” is an abbrev - they look or sound alike but fill different roles in a sentence.

#37,202
“sis” frequency rank: #42,839
“SPS” frequency rank: 80041
confusion score

Side-by-Side Comparison

Feature	sis	SPS
Definition	sechs (6)	schizoide Persönlichkeitsstörung

Letter map: sis vs SPS

Shared letters muted; letters that set sis and SPS apart highlighted. Shared run: 2. sis (CVC) and SPS (CCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch

sis

3 ch

SPS

Role in the sentence - sis and SPS

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sis is anum and SPSanabbrev. On the page they differ by a single letter - i in “sis” becomes p in “SPS”. Our composite confusion score for this pair is 80041, derived from the frequency rank of both members and their visual similarity.

sis is recorded at frequency rank #37,202, classified as anum, pronounced [sis]. SPS is at rank #42,839, tagged as anabbrev, pronounced […].

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 80041, this pair ranks #203,728 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of sis vs SPS

Shared letters: s. Private to "sis": i. Private to "SPS": p.

"sis" · 3 letters · shape CVC · "SPS" · 3 letters · shape CCC

Frequently Asked Questions

Do "sis" and "SPS" mean the same thing in a sentence?

No - they are not even the same part of speech. "sis" is a num and "SPS" an abbrev, so a sentence built for one is usually ungrammatical with the other.

In ordinary German text, does "sis" or "SPS" show up more?

"sis" is the more common of the two: it sits at frequency rank #37,202 in our German list, against #42,839 for "SPS". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "sis" and "SPS". Here's where to go from here.

Full dictionary entry for "sis" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "SPS" - compare definitions side by side with the headword page. Word entry
This pair ranks #203,728 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
"sis" and "SPS" also get mixed up with nearby pairs, the highest-scored neighbour is "puzzles vs SPS". Nearby pair

Confusion rank #203,728 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.