FackvssoloWhich spelling fits?

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

Which to use

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

#47,377
“Fack” frequency rank
#5,222
“solo” frequency rank
52599
confusion score

Side-by-Side Comparison

Feature Fack solo
Definition Fach in einem Schrank, Regal oder Kasten allein

Letter map: Fack vs solo

Shared letters muted; letters that set Fack and solo apart highlighted. No shared letter run. Fack (CVCC) and solo (CVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
Fack
4 ch
solo

Part-of-speech tell for Fack / solo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Fack is anoun and soloanadjective. On the page they share most of their letters but differ in 4 positions. Our composite confusion score for this pair is 52599, derived from the frequency rank of both members and their visual similarity.

Fack is recorded at frequency rank #47,377, classified as anoun, pronounced […]. solo is at rank #5,222, tagged as anadj, 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 52599, this pair ranks #1,090,521 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Fack vs solo

Shared letters: none. Private to "Fack": acfk. Private to "solo": los.

"Fack" · 4 letters · shape CVCC  ·  "solo" · 4 letters · shape CVCV

Known mistypes of this pair

  • Fackafck · facck · fackk · fakc · fcak · ffack
  • solosloo · sollo · sool · ssolo

Frequently Asked Questions

Is swapping "Fack" for "solo" ever safe?
No - they are not even the same part of speech. "Fack" is a noun and "solo" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "Fack" or "solo" show up more?
"solo" is the more common of the two: it sits at frequency rank #5,222 in our German list, against #47,377 for "Fack". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "Fack" vs "solo" is on the table, pick a follow-up below.

  • Full dictionary entry for "Fack" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "solo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,090,521 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Fack" and "solo" also get mixed up with nearby pairs, the highest-scored neighbour is "Fack vs puzzles". 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 #1,090,521 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