Spanish fly

noun

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

The verdict

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

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A supposed aphrodisiac extracted from the beetle Lytta vesicatoria; cantharidin, the active ingredient, a vesicant used as a defence by L. vesicatoria and other blister beetles.

Corpus desk

Index EN-spanish-fly · Spanish fly · English

Spanish fly · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 Spanish fly
PropertyValue
HeadwordSpanish fly
LanguageEnglish
Part of speechNoun
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “Spanish fly” in English

Spanish flyfalls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

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

Zero misspellings are on record for Spanish fly in our index, typically a sign the spelling maps closely to how the word sounds. No confusable counterpart is on file for this word, a sign it's visually distinctive enough not to be mixed up with another word.

This entry's etymology isn't recorded, so its spelling is best read as a straightforward mapping from sound to letter. The correct English form is Spanish fly, spelled S-P-A-N-I-S-H- -F-L-Y.

Definition

  1. 1
    A supposed aphrodisiac extracted from the beetle Lytta vesicatoria; cantharidin, the active ingredient, a vesicant used as a defence by L. vesicatoria and other blister beetles.
  2. 2
    The beetle Lytta vesicatoria.

Recorded use

Wiktionary examples

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

  1. 2010, Carol Turkington, Deborah R. Mitchell, cantharidin, entry in Encyclopaedia of Poisons and Antidotes, 3rd Edition, page 49, Ingestion of Spanish fly causes burning in the throat and sloughing of the upper gastrointestinal tract.
  2. The best-known aphrodisiac is Spanish fly, which is made from the wings of the blister beetle. Spanish fly creates a condition known as priapism in men. This is long-standing erection, which sounds good in theory. Unfortunately, Spanish fly removes all sensitivity from the organ, rendering it ineffective. In women the results are more severe. These includ…

Synonyms

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 "Spanish fly"?
"Spanish fly" is spelled S-P-A-N-I-S-H- -F-L-Y.
What does "Spanish fly" mean?
As a noun, "Spanish fly" means: A supposed aphrodisiac extracted from the beetle Lytta vesicatoria; cantharidin, the active ingredient, a vesicant used as a defence by L. vesicatoria and other blister beetles.
What language does "Spanish fly" come from?
"Spanish fly" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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