piousvsPriusWhat's the difference?

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

Which to use

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

#19,417
“pious” frequency rank
#27,251
“Prius” frequency rank
46668
confusion score

Side-by-Side Comparison

Feature pious Prius
Definition Of or pertaining to piety, exhibiting piety, devout, god-fearing. Ellipsis of Toyota Prius, a compact/small family liftback (supermini/subcompact sedan until 2003) produced by Toyota.

Letter map: pious vs Prius

Shared letters muted; letters that set pious and Prius apart highlighted. Shared run: 4. pious (CVVVC) and Prius (CCVVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
pious
5 ch
Prius

Role in the sentence - pious and Prius

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: pious is anadjective and Priusanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 46668, derived from the frequency rank of both members and their visual similarity.

pious is recorded at frequency rank #19,417, classified as anadj, pronounced /ˈpaɪəs/. Prius is at rank #27,251, tagged as anoun.

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 46668, this pair ranks #209,562 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pious vs Prius

Shared letters: ipsu. Private to "pious": o. Private to "Prius": r.

"pious" · 5 letters · shape CVVVC  ·  "Prius" · 5 letters · shape CCVVC

Known mistypes of this pair

  • piousipous · piosu · piouss · piuos · poius · ppious
  • Priuspirus · pprius · prisu · priuss · prrius · pruis · rpius

Frequently Asked Questions

Do "pious" and "Prius" mean the same thing in a sentence?
No - they are not even the same part of speech. "pious" is an adjective and "Prius" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "pious" or "Prius"?
"pious" is the more common of the two: it sits at frequency rank #19,417 in our English list, against #27,251 for "Prius". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "pious" and "Prius".

  • Full dictionary entry for "pious" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Prius" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #209,562 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "pious" and "Prius" also get mixed up with nearby pairs, the highest-scored neighbour is "plies vs Prius". 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 #209,562 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