pennyroyal

/pɛ̝nɪˈɹɔɪ̯əl/

//pɛ̝nɪˈɹɔɪ̯əl// noun

"pennyroyal" is a 10-letter English headword indexed on PlainSpell.

The verdict

“pennyroyal” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
10
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Mentha pulegium, a plant of the mint family, formerly much used in various medicinal treatments and as a flea repellent.

Corpus desk

Index EN-pennyroyal · pennyroyal · English

pennyroyal · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 10 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" thin
  • PHOTO-UNK Peer pending

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.

Key facts for pennyroyal
PropertyValue
Headwordpennyroyal
LanguageEnglish
Part of speechNoun
IPA/pɛ̝nɪˈɹɔɪ̯əl/
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “pennyroyal” in English

pennyroyalsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

pennyroyal is uncommon English outside the top frequency list, classed as anoun, transcribed /pɛ̝nɪˈɹɔɪ̯əl/. Rarity is why readers land here mid-draft. 2 senses are on record.

No misspelling variants are generated for pennyroyal in our index, which points to an orthography that plays by predictable English rules. No close-neighbour confusable shows up for this headword in our dataset, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: Apparently an alteration (after penny) of Anglo-Norman puliol royal, from Latin pūlegium. The correct English form is pennyroyal, spelled P-E-N-N-Y-R-O-Y-A-L.

Definition

  1. 1
    Mentha pulegium, a plant of the mint family, formerly much used in various medicinal treatments and as a flea repellent.
  2. 2
    A traditional old well-known song, especially a spiritual folksong.

Recorded use

Wiktionary examples

These source excerpts show how pennyroyal appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Dioscorides says that Pennyroyal makes thin, tough phlegm, warms the coldness of any part whereto it is applied, and digests raw or corrupt matter.
  2. Offenbach and the old college airs, song and dance tunes and pennyroyals, formed the staples for the introduction of hits on manners and times.

Etymology

Apparently an alteration (after penny) of Anglo-Norman puliol royal, from Latin pūlegium.

Synonyms

European pennyroyalpennyrilepudding grassmosquito plantsquaw mint

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "pennyroyal"?
"pennyroyal" is spelled P-E-N-N-Y-R-O-Y-A-L. The IPA pronunciation is /pɛ̝nɪˈɹɔɪ̯əl/.
What does "pennyroyal" mean?
As a noun, "pennyroyal" means: Mentha pulegium, a plant of the mint family, formerly much used in various medicinal treatments and as a flea repellent.
How do you pronounce "pennyroyal"?
The IPA (International Phonetic Alphabet) transcription for "pennyroyal" is /pɛ̝nɪˈɹɔɪ̯əl/. 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 "pennyroyal"?
Apparently an alteration (after penny) of Anglo-Norman puliol royal, from Latin pūlegium. 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.

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

Source: FrequencyWords open word-frequency list