Term: ruga: (anatomy) a fold or wrinkle or crease
Candidate hypernym: fold: a folded part (as in skin or muscle) → 1
Candidate hypernym: heavier-than-air craft: a non-buoyant aircraft that requires a source of power to hold it aloft and to propel it → 0
Candidate hypernym: piaffe: a cadenced trot executed by the horse in one spot → 0
Candidate hypernym: gypsy moth: European moth introduced into North America; a serious pest of shade trees → 0
Candidate hypernym: charity: an activity or gift that benefits the public at large → 0
Candidate hypernym: bird: warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings → 0
Candidate hypernym: aerides: any orchid of the genus Aerides → 0
Candidate hypernym: appendage: a part that is joined to something larger → 0
Candidate hypernym: rhonchus: a sound like whistling or snoring that is heard with a stethoscope during expiration as air passes through obstructed channels → 0
Candidate hypernym: power outage: equipment failure resulting when the supply of power fails → 0
Candidate hypernym: plaything: an artifact designed to be played with → 0