Irenaeus
"irenaeus" is a 8-letter English headword indexed on PlainSpell.
The verdict
“Irenaeus” is uncommon English (frequency #72,434 among 17,902 “I” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #72,434
- frequency rank, English
- 17,902
- “I” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A male given name from Ancient Greek.
| Property | Value |
|---|---|
| Headword | Irenaeus |
| Language | English |
| Part of speech | Proper noun |
| Letters | 8 |
| Frequency rank | #72,434 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “Irenaeus” sits in English frequency
Rare enough to double-check
Irenaeus is uncommon English at frequency #72,434 among 17,902 “I” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "A male given name from Ancient Greek.".
No generated misspelling entries exist for Irenaeus in our index, suggesting the orthography follows predictable English patterns. No confusable counterpart is on file for this word, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: From Latin Īrēnaeus, from Ancient Greek Εἰρηναῖος (Eirēnaîos), from εἰρήνη (eirḗnē, “peace”). The correct English form is Irenaeus, spelled I-R-E-N-A-E-U-S.
Definition
- 1A male given name from Ancient Greek.
Etymology
From Latin Īrēnaeus, from Ancient Greek Εἰρηναῖος (Eirēnaîos), from εἰρήνη (eirḗnē, “peace”).
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 “Irenaeus”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is I-R-E-N-A-E-U-S - every other letter order is a misspelling in standard orthography.
- 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.