staphvsstarkWhich spelling fits?

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

Which to use

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

#49,070
“staph” frequency rank
#7,065
“stark” frequency rank
56135
confusion score

Side-by-Side Comparison

Feature staph stark
Definition Staphylococcus bacteria and the infection it causes. Hard, firm; obdurate.

Where the eye mixes staph and stark

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
staph
5 ch
stark

Visual trap between staph and stark

These two trip readers on the page rather than in the ear: staph is /stæf/ while stark is /stɑɹk/. 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 56135, derived from the frequency rank of both members and their visual similarity.

staph is recorded at frequency rank #49,070, classified as anoun, pronounced /stæf/. stark is at rank #7,065, tagged as anadj, pronounced /stɑɹk/.

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 56135, this pair ranks #128,460 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of staph vs stark

Shared letters: ast. Private to "staph": hp. Private to "stark": kr.

"staph" · 5 letters · shape CCVCC  ·  "stark" · 5 letters · shape CCVCC

Known mistypes of this pair

  • staphsatph · sstaph · stahp · staphh · stapph · stpah · sttaph · tsaph
  • starksatrk · sstark · stakr · starkk · starrk · strak · sttark · tsark

Frequently Asked Questions

Do "staph" and "stark" mean the same thing in a sentence?
No - they are not even the same part of speech. "staph" is a noun and "stark" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "staph" or "stark"?
"stark" is the more common of the two: it sits at frequency rank #7,065 in our English list, against #49,070 for "staph". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "staph" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "stark" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #128,460 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "staph" and "stark" also get mixed up with nearby pairs, the highest-scored neighbour is "staid vs staph". 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 #128,460 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list