Zoroastrianism
/ˌzɒɹəʊˈæstɹɪəˌnɪzəm/
"zoroastrianism" is a 14-letter English headword indexed on PlainSpell.
The verdict
“Zoroastrianism” is uncommon English (frequency #70,420 among 2,810 “Z” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #70,420
- frequency rank, English
- 2,810
- “Z” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Mazdaism, the surviving form of the indigenous (pre-Islamic) Iranian ethnic religion.
| Property | Value |
|---|---|
| Headword | Zoroastrianism |
| Language | English |
| Part of speech | Proper noun |
| IPA | /ˌzɒɹəʊˈæstɹɪəˌnɪzəm/ |
| Letters | 14 |
| Frequency rank | #70,420 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “Zoroastrianism” sits in English frequency
Rare enough to double-check
Zoroastrianism is uncommon English at frequency #70,420 among 2,810 “Z” headwords, classed as aproper noun, transcribed /ˌzɒɹəʊˈæstɹɪəˌnɪzəm/. Rarity is why readers land here mid-draft. 2 senses are on record.
The misspelling generator found no plausible variants for Zoroastrianism, since its letter pattern doesn't lend itself to common typo substitutions. This headword has no recorded confusable partner, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From Zoroastrian + -ism, influenced by Greek, Latin, Arabic and Syriac reports of Zoroaster (“Zarathustra”) as the “lawgiver” of the Iranian peoples, as reviewed in Thomas Hyde's Veterum Persarum et Parthorum et Medorum Religionis Historia, 1700. The correct English form is Zoroastrianism, spelled Z-O-R-O-A-S-T-R-I-A-N-I-S-M.
Definition
- 1Mazdaism, the surviving form of the indigenous (pre-Islamic) Iranian ethnic religion.
- 2The historical (pre-Islamic) indigenous beliefs and practices of the Iranian peoples.
Etymology
From Zoroastrian + -ism, influenced by Greek, Latin, Arabic and Syriac reports of Zoroaster (“Zarathustra”) as the “lawgiver” of the Iranian peoples, as reviewed in Thomas Hyde's Veterum Persarum et Parthorum et Medorum Religionis Historia, 1700.
This word in other languages
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 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “Zoroastrianism”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is Z-O-R-O-A-S-T-R-I-A-N-I-S-M - every other letter order is a misspelling in standard orthography.
- Say it as /ˌzɒɹəʊˈæstɹɪəˌnɪzəm/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
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.