Word Study
unhealthfulness
WORDNET DICTIONARY
Noun unhealthfulness has 1 sense
- unhealthfulness(n = noun.attribute) Array - the quality of promoting poor health; Array is a kind of morbidity, morbidness, unwholesomeness
has particulars: insalubriousness, insalubrity
Antonym: healthfulness
Derived forms adjective unhealthful2, adjective unhealthful1, adjective unhealthful3
For further exploring for "unhealthfulness" in Webster Dictionary Online