gillyflower

noun

gil·​ly·​flow·​er ˈji-lē-ˌflau̇(-ə)r 

: carnation sense 1

Word History

Etymology

by folk etymology from Middle English gilofre clove, from Anglo-French, alteration of Old French girofle, from Latin caryophyllum, from Greek karyophyllon, from karyon nut + phyllon leaf — more at careen, blade

First Known Use

1551, in the meaning defined above