regicide

/ˈɹɛ.d͡ʒə.saɪd/

//ˈɹɛ.d͡ʒə.saɪd// noun

By · According to Wiktionary data (CC BY-SA) ·

"regicide" is a 8-letter English headword indexed on PlainSpell.

The verdict

“regicide” is uncommon English (frequency #78,069 among 3,094 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#78,069
frequency rank, English
3,094
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The killing of a king.

Corpus desk

Index EN-regicide · regicide · English

regicide · rank #78,069 · 0 variants · 0 confusables

  • FREQ-RARE #78,069
  • LEN-LONG 8 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH regolith

Nearest frequency peer: regolith (+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 “regicide”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “regicide” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for regicide
PropertyValue
Headwordregicide
LanguageEnglish
Part of speechNoun
IPA/ˈɹɛ.d͡ʒə.saɪd/
Letters8
Frequency rank#78,069
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “regicide” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).regicidefalls in this rarity band:

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

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “regolith” (#78,070), “renminbi” (#78,073), “recurved” (#78,064). Among 3,094 “R” headwords, “regicide” is #78,069. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

regicide is uncommon English at frequency #78,069 among 3,094 “R” headwords, classed as anoun, transcribed /ˈɹɛ.d͡ʒə.saɪd/. Rarity is why readers land here mid-draft. Gloss: "The killing of a king.".

We couldn't generate a plausible misspelling set for regicide, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: Learned borrowing from Medieval Latin rēgicidium (“king-killing”) The correct English form is regicide, spelled R-E-G-I-C-I-D-E.

Definition

  1. 1
    The killing of a king.

Etymology

Learned borrowing from Medieval Latin rēgicidium (“king-killing”)

This word in other languages

régicide(Français)Königsmord(Deutsch)regicídio(Português)

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

How do you spell "regicide"?
"regicide" is spelled R-E-G-I-C-I-D-E. The IPA pronunciation is /ˈɹɛ.d͡ʒə.saɪd/.
What does "regicide" mean?
As a noun, "regicide" means: The killing of a king.
How do you pronounce "regicide"?
The IPA (International Phonetic Alphabet) transcription for "regicide" is /ˈɹɛ.d͡ʒə.saɪd/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "regicide"?
Learned borrowing from Medieval Latin rēgicidium (“king-killing”) See the full etymology section above for more details.
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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "regicide", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

regolith#78,070renminbi#78,073recurved#78,064rootless#78,086

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

Source: FrequencyWords open word-frequency list