primovspriusWhat's the difference?

Quick tell: primo is a noun, prius is an adverb, so they fill different roles in a sentence.

Which to use

“primo” is a noun and “prius” is an adverb - they look or sound alike but fill different roles in a sentence.

#3,140
“primo” frequency rank
#49,214
“prius” frequency rank
52354
confusion score

Side-by-Side Comparison

Feature primo prius
Definition Hijo del tío de alguien. Antes, adelantadamente, anticipadamente, de antemano, primeramente, primero.

Where the spellings diverge

Shared letters are muted; the letters that actually set primo and prius apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch
primo
5 ch
prius

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: primo is [ˈpɾimo] while prius is /ˈpri.us/. 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 (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 52354, derived from the frequency rank of both members and their visual similarity.

primo is recorded at frequency rank #3,140, classified as anoun, pronounced [ˈpɾimo]. prius is at rank #49,214, tagged as anadv, pronounced /ˈpri.us/.

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 52354, this pair ranks #93,121 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of primo vs prius

Shared letters: ipr. Private to "primo": mo. Private to "prius": su.

"primo" · 5 letters · shape CCVCV  ·  "prius" · 5 letters · shape CCVVC

Known mistypes of this pair

  • primopirmo · pprimo · primmo · priom · prmio · prrimo · rpimo
  • priuspirus · pprius · prisu · priuss · prrius · pruis · rpius

Frequency comparison

primo#3,140
prius#49,214

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "primo" and "prius" be used interchangeably?
No - they are not even the same part of speech. "primo" is a noun and "prius" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "primo" or "prius"?
"primo" is the more common of the two: it sits at frequency rank #3,140 in our Spanish list, against #49,214 for "prius". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering primo vs prius

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “primo”; for an adverb, it's “prius”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “primo” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list