achillea
— Noun
– English
~ any of several plants of the genus Achillea native to Europe and having small white flowers in flat-topped flower heads
Achilles
— Noun
– English
~ a mythical Greek hero of the Iliad; a foremost Greek warrior at the siege of Troy; when he was a baby his mother tried to make him immortal by bathing him in a magical river but the heel by which she held him remained vulnerable--his `Achilles' heel'