sistervsspäterWhich spelling fits?

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

Which to use

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

#33,816
“sister” frequency rank
#296
“später” frequency rank
34112
confusion score

Side-by-Side Comparison

Feature sister später
Definition weibliches Geschwisterkind Steigerung von „spät“

Where the eye mixes sister and später

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. sister (CVCCVC) and später (CCVCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
sister
6 ch
später

Visual trap between sister and später

These two trip readers on the page rather than in the ear: sister is [ˈsɪstə(r)] while später is [ˈʃpɛːtɐ]. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 34112, derived from the frequency rank of both members and their visual similarity.

sister is recorded at frequency rank #33,816, classified as anoun, pronounced [ˈsɪstə(r)]. später is at rank #296, tagged as anadj, pronounced [ˈʃpɛːtɐ].

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 34112, this pair ranks #1,670,728 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sister vs später

Shared letters: erst. Private to "sister": i. Private to "später": pä.

"sister" · 6 letters · shape CVCCVC  ·  "später" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • sister ← isster · sisetr · sisster · sisterr · sistre · sistter · sitser · ssister

Frequently Asked Questions

Can "sister" and "später" be used interchangeably?
No - they are not even the same part of speech. "sister" is a noun and "später" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "sister" vs "später" - which ranks higher?
"später" is the more common of the two: it sits at frequency rank #296 in our German list, against #33,816 for "sister". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "sister" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "später" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,670,728 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "sister" and "später" also get mixed up with nearby pairs, the highest-scored neighbour is "sister vs steter". 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 #1,670,728 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