Big Huge Thesaurus

caltrop

noun

• devil's weed
• Tribulus terestris
• water chestnut
• water chestnut plant
• star-thistle
• Centauria calcitrapa
• aquatic plant
• centaury
• hydrophyte
• hydrophytic plant
• subshrub
• suffrutex
• water plant

sounds kind of like

• clutter up