sierra

[ˈsjera]

/[ˈsjera]/ noun

The verdict

“sierra” is a regularly-used Spanish word, ranked #2,806 in Spanish word frequency and used as a noun.

#2,806
frequency rank, Spanish
6
letters
6
tracked misspellings
16
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Palabra clave radiofónica del ICAO y NATO para la letra S.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

sierra vs Siria
50% similar
sierra vs sirva
67% similar
sierra vs siesta
67% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for sierra
PropertyValue
Headwordsierra
LanguageSpanish
Part of speechNoun
IPA[ˈsjera]
Letters6
Frequency rank#2,806
Misspellings tracked6
Confusable pairs16
SourceWiktionary (kaikki.org)

Where “sierra” sits in Spanish frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). sierra lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The Spanish entry for sierra is 6 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as [ˈsjera]. Corpus data places it at rank #2,806 in overall Spanish word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 6 likely wrong-spelling variants for sierra, with forms such as "iserra", "seirra", and "siera". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 16 confusable-pair relationships, "Siria", "sirva", "siesta", and more, where similar look or sound leads writers to substitute one word for another in context.

This entry's etymology isn't recorded, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct Spanish form is sierra, spelled S-I-E-R-R-A.

Definition

  1. 1
    Palabra clave radiofónica del ICAO y NATO para la letra S.
  2. 2
    Bandera que representa la letra S.

Common misspellings

Also misspelled as: iserra,seirra,siera,sierar,sirera,ssierra

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of sierra - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

iserra2seirra2siera1sierar2sirera2ssierra1
Edit distance from "sierra"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "sierra"?
"sierra" is spelled S-I-E-R-R-A. The IPA pronunciation is [ˈsjera].
What does "sierra" mean?
As a noun, "sierra" means: Palabra clave radiofónica del ICAO y NATO para la letra S.
What words are commonly confused with "sierra"?
"sierra" is commonly confused with "Siria", "sirva", "siesta". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "sierra"?
The IPA (International Phonetic Alphabet) transcription for "sierra" is [ˈsjera]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "sierra" come from?
"sierra" is a Spanish word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “sierra”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct Spanish spelling is S-I-E-R-R-A - every other letter order is a misspelling in standard orthography.
  • Say it as [ˈsjera] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “Siria” - see the side-by-side comparison. sierra vs Siria
  • Browse more Spanish words and confusable pairs in the same reference. Spanish words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

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