a deciduous shrub or small tree of the Syringa genus that produces fragrant white or purple flowers in spring and summer; also refers to the flowers themselves
clove
a tropical evergreen tree of the Syzygium genus; the dried flower buds and seeds are used as a spice and in herbal medicine
[literary metaphor]
a woman's tongue, especially the tip
decorative knot
a decorative button or knot in the shape of a lilac bud