Term: bark: tough protective covering of the woody stems and roots of trees and other woody plants
Broader: covering: a natural object that covers or envelops | Unrelated: road test: a test to insure that a vehicle is roadworthy
Broader: covering: a natural object that covers or envelops | Unrelated: amplitude modulation: modulation of the amplitude of the (radio) carrier wave
Broader: covering: a natural object that covers or envelops | Unrelated: ice show: any entertainment performed by ice skaters
Broader: covering: a natural object that covers or envelops | Unrelated: sirdar: an important person in India
Broader: covering: a natural object that covers or envelops | Unrelated: yellowwood: the yellow wood of any of various yellowwood trees
Broader: covering: a natural object that covers or envelops | Unrelated: mayday: an internationally recognized distress signal via radiotelephone (from the French m'aider)
Broader: covering: a natural object that covers or envelops | Unrelated: purple martin: large North American martin of which the male is blue-black
Broader: covering: a natural object that covers or envelops | Unrelated: ticking: a strong fabric used for mattress and pillow covers
Broader: covering: a natural object that covers or envelops | Unrelated: alpha blocker: any of various drugs that block alpha-adrenergic receptors; used in treating benign prostatic hyperplasia; relaxes the muscles of the prostate and bladder
Broader: covering: a natural object that covers or envelops | Unrelated: ether: a medium that was once supposed to fill all space and to support the propagation of electromagnetic waves