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lupin

/ˈluːpɪn/noun

lupin is spelled L-U-P-I-N: 5 letters and 2 syllables. It appears about once in every 1 million words in written English, the 34,504th most frequent word form (wordfreq, 2021 data). As a noun, lupin means “Any member of the genus Lupinus in the family Fabaceae” (English Wiktionary, September 2026). The plural of lupin is lupins.

How many letters and syllables are in lupin?

Letters5: L-U-P-I-N
Syllables2 (from its American pronunciation)
In writingabout once in every 1 million words; the 34,504th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is lupin?

Lupin appears about once in every 1 million words in written English, the 34,504th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce lupin?

  • /ˈluːpɪn/

Lupin has 2 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Wodencafe-lupin.wav, LL-Q1860_(eng)-I_learned_some_phrases-lupin.wav, Wikimedia Commons (author and licence on each file's page).

Forms of lupin

  • lupins plural
  • lupine US
  • lupini

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does lupin mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    Any member of the genus Lupinus in the family Fabaceae.

  2. 2

    A lupin bean, a yellow legume seed of a Lupinus plant (usually Lupinus luteus), used as feed for sheep and cattle and commonly eaten in the Mediterranean area and in Latin America although toxic if prepared improperly.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Lupin in Spanish, French, German and Portuguese

In the sense any member of the genus Lupinus in the family Fabaceae:

LanguageWords
Frenchlupin
GermanLupine
Portuguesetremoço
Spanishaltramuz, chocho, lupino, tarwi

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does lupin come from?

From Middle English lupyne, lupine, from Old French lupin, from Latin lupīnus (“pertaining to the wolf”), because of the wolf-like “fang” within the blossom. It has also been linked to an assumed depletion of nutrients in the soil.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

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