knapweed

K5N1A1P3W4E1E1D2
/ˈnæpwiːd/

noun

Any of various common weeds of, or formerly of, the genus Centaurea.

“Near-synonym: hardhead”

Similar
hardheadRussian knapweedstarthistlecaltrop
UncommonScrabble 18
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Meanings

nounknapweed (countable and uncountable, plural knapweeds)

plural knapweeds · alternative napweed

  1. countableuncountableAny of various common weeds of, or formerly of, the genus Centaurea.

    Near-synonym: hardhead

    Synonyms: hardhead

    1. countableuncountableCentaurea nigra.

      Synonyms: hardhead

    2. countableuncountableRhaponticum repens.

      Synonyms: hardhead, hardhead, Russian knapweed

    3. countableuncountableCentaurea calcitrapa.

      Synonyms: hardhead, starthistle, caltrop

Synonyms & antonyms

nounAny of various common weeds of, or formerly of, the genus Centaurea.

Similar
hardhead

nounCentaurea nigra.

Similar
hardhead

nounRhaponticum repens.

Similar
hardheadhardheadRussian knapweed

nounCentaurea calcitrapa.

Similar
hardheadstarthistlecaltrop
Also see
caltropironhead

Origin

Alteration of knopweed.

Full word history & related roots →

Translations

Bulgarian метличина
  • метличина (metličina)Centaurea
Icelandic kornblóm
  • kornblómCentaurea
Irish bata cogaidh, mínscoth
  • bata cogaidhCentaurea
  • mínscothCentaurea
Polish chaber
  • chaberCentaurea
Russian чёрный василёк
  • чёрный василёк (čórnyj vasiljók)Centaurea
Swedish klint
  • klintCentaurea
Welsh pengaled
  • pengaledCentaurea
Cite this entry
APA

knapweed. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/knapweed

MLA

“knapweed.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/knapweed. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “knapweed,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/knapweed.

Source: knapweed on Wiktionary, CC BY-SA 4.0.