1. Perennial stoloniferous thistle of northern Europe with lanceolate basal leaves and usually solitary heads of reddish-purple flowers
   - melancholy thistle, Cirsium heterophylum

Type of: thistle

• unwariness
• unwarmed
• unwarrantable
• unwarrantably
• unwarranted
• unwary
• unwashed
• unwatchful
• unwavering
• unwaveringly
• unwaxed
• unweaned
• unwearable
• unwearied
• unweary
• unwearying
• unweathered
• unweave
• unwebbed
• unwed
• unwedded
• unwelcome
• unwelcome guest
• unwelcome person
• unwell