pertvspostWhich spelling fits?

Quick tell: pert is a adjective, post is a noun, so they fill different roles in a sentence.

Which to use

“pert” is an adjective and “post” is a noun - they look or sound alike but fill different roles in a sentence.

#47,823
“pert” frequency rank
#360
“post” frequency rank
48183
confusion score

Side-by-Side Comparison

Feature pert post
Definition Attractive. A long dowel or plank protruding from the ground; a fencepost; a lightpost.

Where the eye mixes pert and post

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
pert
4 ch
post

Look-alike desk: pert vs post

These two trip readers on the page rather than in the ear: pert is /pɜːt/ while post is /pəʊst/. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 48183, derived from the frequency rank of both members and their visual similarity.

pert is recorded at frequency rank #47,823, classified as anadj, pronounced /pɜːt/. post is at rank #360, tagged as anoun, pronounced /pəʊst/.

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 48183, this pair ranks #195,487 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pert vs post

Shared letters: pt. Private to "pert": er. Private to "post": os.

"pert" · 4 letters · shape CVCC  ·  "post" · 4 letters · shape CVCC

Known mistypes of this pair

  • perteprt · perrt · pertt · ppert · pret
  • postopst · posst · postt · ppost · psot

Frequently Asked Questions

Do "pert" and "post" mean the same thing in a sentence?
No - they are not even the same part of speech. "pert" is an adjective and "post" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "pert" or "post" show up more?
"post" is the more common of the two: it sits at frequency rank #360 in our English list, against #47,823 for "pert". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "pert" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "post" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #195,487 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "pert" and "post" also get mixed up with nearby pairs, the highest-scored neighbour is "pecs vs pert". 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 #195,487 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