gillyflower (n.) Look up gillyflower at Dictionary.com
1550s, folk etymology spelling (by association of flower) of gilofre, originally "clove," c.1300, from Old French girofle "clove," ultimately from Greek karyophyllon "clove, nut leaf, dried flower bud of clove tree," from karyon "nut" (see karyo-) + phyllon "leaf" (see phyllo-). The flower so named for its scent, so called from late 14c.