Word: knapweeds
Part of speech: Noun
Syllables: knap
weeds
Definition: Plural of knapweed; any of various plants of the genus Centaurea having purple thistlelike flowers
Morphemes:
Affix: knapweed
Language: en
PoS: Noun
Meaning: Any of various common weeds of the genus Centaurea
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).