Term: heartwood: the older inactive central wood of a tree or woody plant; usually darker and denser than the surrounding sapwood
Candidate hypernym: material: the tangible substance that goes into the makeup of a physical object → 1
Candidate hypernym: wainscot: panel forming the lower part of an interior wall when it is finished differently from the rest of the wall → 0
Candidate hypernym: passive source: an informant who is not assigned to obtain specific intelligence but who routinely passes on whatever information he or she has → 0
Candidate hypernym: lego: (trademark) a child's plastic construction set for making mechanical models → 0
Candidate hypernym: oort cloud: (astronomy) a hypothetical huge collection of comets orbiting the sun far beyond the orbit of Pluto; perturbations (as by other stars) can upset a comet's orbit and may send it tumbling toward the sun → 0
Candidate hypernym: exemption: an act exempting someone → 0
Candidate hypernym: plantigrade mammal: an animal that walks with the entire sole of the foot touching the ground as e.g. bears and human beings → 0
Candidate hypernym: walkabout: a walking trip or tour → 0
Candidate hypernym: tempestuousness: a state of wild storminess → 0
Candidate hypernym: goatsucker: mainly crepuscular or nocturnal nonpasserine birds with mottled greyish-brown plumage and large eyes; feed on insects → 0
Candidate hypernym: cheapskate: a miserly person → 0