buckthorn >> /ˈbəkθɔrn/
Definition: [noun] A shrub or small tree of the buckthorn family, typically bearing thorns. Some kinds yield dyes, and others have been used medicinally.
Example: We do not recommend strong laxatives such as senna or buckthorn for you.
Definition: [noun] A shrub or small tree of the sapodilla family, with sharp thorns and clusters of small white flowers, commonly found in moist soils of the southern and central US.
Example: Multiple generations of wingless female aphids are produced on soybeans until late summer/fall, when winged females and males are produced that migrate back to buckthorn, where they mate.