say it: SLAH-pee-nuhs
sloppiness is a noun meaning "the wetness of ground that is covered or soaked with water". It carries 4 recorded senses.
the wetness of ground that is covered or soaked with water
“the baseball game was canceled because of the wateriness of the outfield”
“the water's muddiness made it undrinkable”
“the sloppiness of a rainy November day”
a lack of order and tidiness; not cared for
the quality of not being careful or taking pains
falsely emotional in a maudlin way
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 sloppiness 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.