Which to use
“plan” is a noun and “posan” is a verb - they look or sound alike but fill different roles in a sentence.
- #565
- “plan” frequency rank
- #41,551
- “posan” frequency rank
- 42116
- confusion score
Side-by-Side Comparison
| Feature | plan | posan |
|---|---|---|
| Definition | Esquema o metódo de actuar o hacer o proceder, etc. | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de posar. |
Where the eye mixes plan and posan
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses plan with posan
These two trip readers on the page rather than in the ear: plan is [ˈplãn] while posan is [ˈposãn]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 42116, derived from the frequency rank of both members and their visual similarity.
plan is recorded at frequency rank #565, classified as anoun, pronounced [ˈplãn]. posan is at rank #41,551, tagged as averb, pronounced [ˈposãn].
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 42116, this pair ranks #150,006 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of plan vs posan
Shared letters: anp. Private to "plan": l. Private to "posan": os.
"plan" · 4 letters · shape CCVC · "posan" · 5 letters · shape CVCVC
Known mistypes of this pair
Frequently Asked Questions
Can "plan" and "posan" be used interchangeably?
Which is more common, "plan" or "posan"?
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 "plan" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "posan" - compare definitions side by side with the headword page. Word entry
- This pair ranks #150,006 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "plan" and "posan" also get mixed up with nearby pairs, the highest-scored neighbour is "posan vs postas". 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 #150,006 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.