IPA: /ˈpɪk.i.ɪst/
KK: /ˈpɪk.i.ɪst/
This word describes someone who is very selective or hard to please, often about small details or choices.
She is the pickiest eater in our family, only wanting to eat certain foods.
Pickiest → It is formed from "pick" (from Middle English *pikken*, meaning to choose or select) and the suffix "-iest" (meaning most). The word "pickiest" means the most selective or choosy in making a choice.
Think of someone who is very selective or 'choosing' ('pick') the best option — that's why 'pickiest' means the most choosy.