sierravsSierrasWhat's the difference?

Quick tell: sierra is a noun, Sierras is a name, so they fill different roles in a sentence.

Which to use

“sierra” is a noun and “Sierras” is a name - they look or sound alike but fill different roles in a sentence.

#2,806
“sierra” frequency rank
#14,008
“Sierras” frequency rank
16814
confusion score

Side-by-Side Comparison

Feature sierra Sierras
Definition Palabra clave radiofónica del ICAO y NATO para la letra S. Apellido

Where the spellings diverge

Shared letters are muted; the letters that actually set sierra and Sierras apart are highlighted. They share 6 letters in sequence, which is exactly why the eye skips the difference.

6 ch
sierra
7 ch
Sierras

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: sierra is [ˈsjera] while Sierras is [ˈsjeras]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “sierra” sits inside “Sierras”, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 16814, derived from the frequency rank of both members and their visual similarity.

sierra is recorded at frequency rank #2,806, classified as anoun, pronounced [ˈsjera]. Sierras is at rank #14,008, tagged as aname, pronounced [ˈsjeras].

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 16814, this pair ranks #274,657 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sierra vs Sierras

Shared letters: aeirs. Private to "sierra": -. Private to "Sierras": -.

"sierra" · 6 letters · shape CVVCCV  ·  "Sierras" · 7 letters · shape CVVCCVC

Known mistypes of this pair

  • sierraiserra · seirra · siera · sierar · sirera · ssierra
  • Sierrasiserras · seirras · sierars · sieras · sierrass · sierrsa · sireras · ssierras

Frequency comparison

sierra#2,806
Sierras#14,008

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "sierra" and "Sierras" be used interchangeably?
No - they are not even the same part of speech. "sierra" is a noun and "Sierras" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sierra" or "Sierras"?
"sierra" is the more common of the two: it sits at frequency rank #2,806 in our Spanish list, against #14,008 for "Sierras". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering sierra vs Sierras

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “sierra”; for a name, it's “Sierras”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “sierra” 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