Hornworts is a 9 letter English word. It's valid Scrabble word worth 14 points. It's valid Words with friends word worth 14 points.
You can make 215 anagrams from letters in hornworts (hnoorrstw).
First recorded in 1795-1805; horn + wort2
It is the hornwort (Ceratophyllum) gently wriggling or moving from side to side.