say it: LOW-zee-nuhs
lousiness is a noun meaning "infestation with lice (Pediculus humanus) resulting in severe itching". It carries 2 recorded senses.
infestation with lice (Pediculus humanus) resulting in severe itching
the quality of being disgusting to the senses or emotions
“the vileness of his language surprised us”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for lousiness come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.