S: (adj) skim, skimmed (used of milk and milk products from which the cream has been removed) "yogurt made with skim milk"; "she can drink skimmed milk but should avoid butter"
W: (n) fat (a kind of body tissue containing stored fat that serves as a source of energy; it also cushions and insulates vital organs) "fatty tissue protected them from the severe cold"
W: (n) fattiness (having the property of containing fat) "he recommended exercise to reduce my adiposity"