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armyworm

noun

armyworm is spelled A-R-M-Y-W-O-R-M: 8 letters. It appears about once in every 25 million words in written English, the 152,206th most frequent word form (wordfreq, 2021 data). As a noun, armyworm means “The larva of any of the genera Spodoptera and Mythimna of noctuid moths, which typically feed in large, destructive groups on food crops and grasses” (English Wiktionary, September 2026). The plural of armyworm is armyworms.

How many letters and syllables are in armyworm?

Letters8: A-R-M-Y-W-O-R-M
In writingabout once in every 25 million words; the 152,206th most frequent word form
Wrong spellings searchednone measured in search

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

How common is armyworm?

Armyworm appears about once in every 25 million words in written English, the 152,206th 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 armyworm?

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

Forms of armyworm

  • armyworms plural
  • army worm
  • army-worm

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

What does armyworm mean?

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

noun

  1. 1

    The larva of any of the genera Spodoptera and Mythimna of noctuid moths, which typically feed in large, destructive groups on food crops and grasses.

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

Armyworm in Spanish, French, German and Portuguese

In the sense the larva of any of the genus Spodoptera etc. of noctuid moths:

LanguageWords
Portugueselagarta-do-cartucho

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 armyworm come from?

From army + worm.

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

What to look up after armyworm