Definify.com
Webster 1913 Edition
Sickliness
Sick′li-ness
,Noun.
The quality or state of being sickly.
Webster 1828 Edition
Sickliness
SICK'LINESS
,Noun.
1.
The state of being sickly; the state of being habitually diseased;2.
The state of producing sickness extensively; as the sickliness of a climate.