penisvspersWhat's the difference?

Quick tell: penis is a noun, pers is a pronoun, so they fill different roles in a sentence.

Which to use

“penis” is a noun and “pers” is a pronoun - they look or sound alike but fill different roles in a sentence.

#6,605
“penis” frequency rank
#36,278
“pers” frequency rank
42883
confusion score

Side-by-Side Comparison

Feature penis pers
Definition The male erectile reproductive organ used for sexual intercourse that in the human male and other placental mammals is also used for urination; the tubular portion of the external male genitalia (excluding the scrotum). That which belongs to per, theirs (singular): possessive case of per, used in place of a noun.

Letter map: penis vs pers

Shared letters muted; letters that set penis and pers apart highlighted. Shared run: 3. penis runs 5 letters (CVCVC) against pers's 4 (CVCC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
penis
4 ch
pers

Part-of-speech tell for penis / pers

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: penis is anoun and persapronoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 42883, derived from the frequency rank of both members and their visual similarity.

penis is recorded at frequency rank #6,605, classified as anoun, pronounced /ˈpiː.nɪs/. pers is at rank #36,278, tagged as apron.

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 42883, this pair ranks #245,221 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of penis vs pers

Shared letters: eps. Private to "penis": in. Private to "pers": r.

"penis" · 5 letters · shape CVCVC  ·  "pers" · 4 letters · shape CVCC

Known mistypes of this pair

  • penis ← epnis · peins · peniss · pennis · pensi · pneis · ppenis
  • pers ← eprs · perrs · pesr · ppers

Frequently Asked Questions

Is swapping "penis" for "pers" ever safe?
No - they are not even the same part of speech. "penis" is a noun and "pers" a pronoun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "penis" or "pers" show up more?
"penis" is the more common of the two: it sits at frequency rank #6,605 in our English list, against #36,278 for "pers". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "penis" vs "pers" is on the table, pick a follow-up below.

  • Full dictionary entry for "penis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pers" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #245,221 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "penis" and "pers" also get mixed up with nearby pairs, the highest-scored neighbour is "pecs vs pers". 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 #245,221 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