pinningvspittingWhat's the difference?

Quick tell: pinning is a verb, pitting is a noun, so they fill different roles in a sentence.

Which to use

“pinning” is a verb and “pitting” is a noun - they look or sound alike but fill different roles in a sentence.

#24,544
“pinning” frequency rank
#29,038
“pitting” frequency rank
53582
confusion score

Side-by-Side Comparison

Feature pinning pitting
Definition present participle and gerund of pin The formation of pits on a surface because of corrosion.

Letter map: pinning vs pitting

Shared letters muted; letters that set pinning and pitting apart highlighted. Shared run: 5. pinning and pitting follow the identical consonant-vowel pattern (CVCCVCC). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
pinning
7 ch
pitting

Grammar separator: pinning vs pitting

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: pinning is averb and pittinganoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 53582, derived from the frequency rank of both members and their visual similarity.

pinning is recorded at frequency rank #24,544, classified as averb, pronounced /ˈpɪnɪŋ/. pitting is at rank #29,038, tagged as anoun.

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 53582, this pair ranks #147,827 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pinning vs pitting

Shared letters: ginp. Private to "pinning": -. Private to "pitting": t.

"pinning" · 7 letters · shape CVCCVCC  ·  "pitting" · 7 letters · shape CVCCVCC

Known mistypes of this pair

  • pinning ← ipnning · pininng · pinnign · pinningg · pinninng · pinnnig · pnining · ppinning
  • pitting ← iptting · piting · pititng · pittign · pittingg · pittinng · pittnig · ppitting

Frequently Asked Questions

Do "pinning" and "pitting" mean the same thing in a sentence?
No - they are not even the same part of speech. "pinning" is a verb and "pitting" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "pinning" or "pitting" show up more?
"pinning" is the more common of the two: it sits at frequency rank #24,544 in our English list, against #29,038 for "pitting". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "pinning" and "pitting". Here's where to go from here.

  • Full dictionary entry for "pinning" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pitting" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #147,827 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "pinning" and "pitting" also get mixed up with nearby pairs, the highest-scored neighbour is "pinging vs pitting". 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 #147,827 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