of s Phrases combining “of” with a noun followed by “S” may seem redundant,since both indicate possession; nevertheless, “a friend of Karen’s” isstandard English, just as “a friend of Karen” and “Karen’s friend” are. Facebook Twitter Google + Do you make these 10 mistakes? tooken vs took vs taken wreckless vs reckless appauled vs appalled tripple vs triple epitomy vs epitome seam vs seem error vs err gaurd vs guard in tact vs intact grill vs grille