plumbvspubTell them apart

Which to use

“plumb” and “pub” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#32,124
“plumb” frequency rank
#4,880
“pub” frequency rank
37004
confusion score

Side-by-Side Comparison

Feature plumb pub
Definition A little mass of lead, or the like, attached to a line, and used by builders, etc., to indicate a vertical direction. A public house where beverages, primarily alcoholic, may be bought and consumed, also providing food and sometimes entertainment such as live music or television.

Where the eye mixes plumb and pub

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

5 ch
plumb
3 ch
pub

Look-alike desk: plumb vs pub

A purely visual mix-up. plumb (/plʌm/) and pub (/pʌb/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 37004, derived from the frequency rank of both members and their visual similarity.

plumb is recorded at frequency rank #32,124, classified as anoun, pronounced /plʌm/. pub is at rank #4,880, tagged as anoun, pronounced /pʌb/.

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 37004, this pair ranks #298,231 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of plumb vs pub

Shared letters: bpu. Private to "plumb": lm. Private to "pub": -.

"plumb" · 5 letters · shape CCVCC  ·  "pub" · 3 letters · shape CVC

Known mistypes of this pair

  • plumblpumb · pllumb · plmub · plubm · plumbb · plummb · pplumb · pulmb

Frequently Asked Questions

Is swapping "plumb" for "pub" ever safe?
No. They are said differently (/plʌm/ versus /pʌb/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "plumb" vs "pub" - which ranks higher?
"pub" is the more common of the two: it sits at frequency rank #4,880 in our English list, against #32,124 for "plumb". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "plumb" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pub" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #298,231 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "plumb" and "pub" also get mixed up with nearby pairs, the highest-scored neighbour is "plumb vs plumes". 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 #298,231 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