The Word of the Day comes from THE WOLF AND THE WATCHMAN by Niklas Natt och Dag.
PHTHISIS
NOUN
medicinearchaic
pulmonary tuberculosis or a similar progressive wasting disease.
synonyms:
thinness · boniness · scrawniness · skinniness · scragginess · starvation · underfeeding · undernourishment · cadaverousness · gauntness · haggardness · attenuation · atrophy · anorexia
antonyms: obesity
ORIGIN mid 16th century: via Latin from Greek, from phthinein‘to decay’.