picky 
/ˈpɪki/ adjective
pick·i·er; pick·i·est /ˈpɪki/ adjective : very careful or too careful about choosing or accepting things : hard to please
▪ He's a picky [=fussy] eater. ▪ She's very picky [=choosy] about what brands of shoes she'll wear.
▪ He's a picky [=fussy] eater. ▪ She's very picky [=choosy] about what brands of shoes she'll wear.
