regius
/ˈɹid͡ʒiəs/
"regius" is a 6-letter English headword indexed on PlainSpell.
The verdict
“regius” is uncommon English (frequency #80,804 among 3,094 “R” headwords), classed as an adjective. The kind of spelling people second-guess.
- #80,804
- frequency rank, English
- 3,094
- “R” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Of or relating to a king; royal.
Corpus desk
Index EN-regius · regius · English
regius · rank #80,804 · 0 variants · 0 confusables
- FREQ-RARE #80,804
- LEN-LONG 6 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,094
- PHOTO-FINISH rehearing
Nearest frequency peer: rehearing (+1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Long-tail ranks near “regius”
Sparse band: bars invert rank so rarer forms read shorter
- recalibrati…
recalibration
19,203 corpus weight
- recency
recency
19,202 corpus weight
- recusal
recusal
19,200 corpus weight
- regius
regius
19,197 corpus weight
- rehearing
rehearing
19,196 corpus weight
- resend
resend
19,191 corpus weight
What this shows Long-tail view: where “regius” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | regius |
| Language | English |
| Part of speech | Adjective |
| IPA | /ˈɹid͡ʒiəs/ |
| Letters | 6 |
| Frequency rank | #80,804 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “regius” in English
Rare enough to double-check
regius is uncommon English at frequency #80,804 among 3,094 “R” headwords, classed as anadjective, transcribed /ˈɹid͡ʒiəs/. Rarity is why readers land here mid-draft. Gloss: "Of or relating to a king; royal.".
We couldn't generate a plausible misspelling set for regius, and the word's spelling is regular enough that our generator found nothing worth flagging. This entry stands alone in our confusable dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: Learned borrowing from Latin rēgius, from rēx, rēgis (“a king”). Doublet of regious. The correct English form is regius, spelled R-E-G-I-U-S.
Definition
- 1Of or relating to a king; royal.
Recorded use
Wiktionary examplesThese source excerpts show how regius appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
regius professor, regius professorship
regius chair
Etymology
Learned borrowing from Latin rēgius, from rēx, rēgis (“a king”). Doublet of regious.
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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Similar English words by spelling shape
Same letter count and similar misspelling depth for "regius", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 6 letters (nearest by frequency rank).