firmvsFitzWhich spelling fits?

Quick tell: firm is a adjective, Fitz is a name, so they fill different roles in a sentence.

Which to use

“firm” is an adjective and “Fitz” is a name - they look or sound alike but fill different roles in a sentence.

#49,672
“firm” frequency rank
#27,296
“Fitz” frequency rank
76968
confusion score

Side-by-Side Comparison

Feature firm Fitz
Definition umfassende Kenntnisse und Erfahrungen auf einem speziellen Gebiet besitzend Familienname

Letter map: firm vs Fitz

Shared letters muted; letters that set firm and Fitz apart highlighted. Shared run: 2. firm and Fitz follow the identical consonant-vowel pattern (CVCC). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
firm
4 ch
Fitz

Grammar separator: firm vs Fitz

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: firm is anadjective and Fitzaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 76968, derived from the frequency rank of both members and their visual similarity.

firm is recorded at frequency rank #49,672, classified as anadj, pronounced [fɪʁm]. Fitz is at rank #27,296, tagged as aname, 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 76968, this pair ranks #271,549 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of firm vs Fitz

Shared letters: fi. Private to "firm": mr. Private to "Fitz": tz.

"firm" · 4 letters · shape CVCC  ·  "Fitz" · 4 letters · shape CVCC

Known mistypes of this pair

  • firm ← ffirm · fimr · firmm · firrm · frim · ifrm
  • Fitz ← ffitz · fittz · fitzz · fizt · ftiz · iftz

Frequently Asked Questions

Is swapping "firm" for "Fitz" ever safe?
No - they are not even the same part of speech. "firm" is an adjective and "Fitz" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "firm" vs "Fitz" - which ranks higher?
"Fitz" is the more common of the two: it sits at frequency rank #27,296 in our German list, against #49,672 for "firm". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "firm" and "Fitz".

  • Full dictionary entry for "firm" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Fitz" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #271,549 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "firm" and "Fitz" also get mixed up with nearby pairs, the highest-scored neighbour is "firm vs fist". 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 #271,549 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