Which to use
“pester” is a verb and “Posner” is a name - they look or sound alike but fill different roles in a sentence.
- #48,966
- “pester” frequency rank
- #35,463
- “Posner” frequency rank
- 84429
- confusion score
Side-by-Side Comparison
| Feature | pester | Posner |
|---|---|---|
| Definition | To bother, harass, or annoy persistently. | A surname from German. |
Where the eye mixes pester and Posner
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Visual trap between pester and Posner
These two trip readers on the page rather than in the ear: pester is /ˈpɛstə(ɹ)/ while Posner is /ˈpoʊz.nəɹ/. 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 (verb vs name), which is usually the fastest check. Our composite confusion score for this pair is 84429, derived from the frequency rank of both members and their visual similarity.
pester is recorded at frequency rank #48,966, classified as averb, pronounced /ˈpɛstə(ɹ)/. Posner is at rank #35,463, tagged as aname, pronounced /ˈpoʊz.nəɹ/.
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 84429, this pair ranks #12,093 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of pester vs Posner
Shared letters: eprs. Private to "pester": t. Private to "Posner": no.
"pester" · 6 letters · shape CVCCVC · "Posner" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Do "pester" and "Posner" mean the same thing in a sentence?
In ordinary English text, does "pester" or "Posner" show up more?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "pester" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Posner" - compare definitions side by side with the headword page. Word entry
- This pair ranks #12,093 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "pester" and "Posner" also get mixed up with nearby pairs, the highest-scored neighbour is "pester vs Petey". 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 #12,093 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.