PU vs pub, What's the Difference?

Which to use

“PU” is an intj and “pub” is a noun - they look or sound alike but fill different roles in a sentence.

#16,315
“PU” frequency rank: #4,880
“pub” frequency rank: 21195
confusion score

Side-by-Side Comparison

Feature	PU	pub
Definition	Alternative form of P U; expression used when encountering a displeasing smell; exaggerated pronunciation of pew.	A public house where beverages, primarily alcoholic, may be bought and consumed, also providing food and sometimes entertainment such as live music or television.

Letter map: PU vs pub

Shared letters muted; letters that set PU and pub apart highlighted. Shared run: 2.

2 ch

3 ch

pub

Role in the sentence - PU and pub

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: PU is anintj and pubanoun. On the page they differ by 1 extra letter(s) - “PU” sits inside “pub”. Our composite confusion score for this pair is 21195, derived from the frequency rank of both members and their visual similarity.

PU is recorded at frequency rank #16,315, classified as anintj. 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 21195, this pair ranks #425,674 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of PU vs pub

Shared letters: pu. Private to "PU": -. Private to "pub": b.

"PU" · 2 letters · shape CV · "pub" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "PU" for "pub" ever safe?

No - they are not even the same part of speech. "PU" is an intj and "pub" a noun, so a sentence built for one is usually ungrammatical with the other.

Frequency check: "PU" 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 #16,315 for "PU". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "PU" vs "pub" is on the table, pick a follow-up below.

Full dictionary entry for "PU" 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 #425,674 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"PU" and "pub" also get mixed up with nearby pairs, the highest-scored neighbour is "PPA vs PU". Nearby pair

Confusion rank #425,674 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.