In the first group, 'cartoon' is the odd one out because concert hall, cinema, and zoo are places where people go. 'Cartoon' is a type of entertainment.
In the second group, 'packet' is the odd one out. Concert hall, cinema, and zoo are places. 'Packet' is an object.
In the third group, 'animated' is the odd one out. Greengrocer's, comedy, and horror are typically associated with entertainment or places, while 'animated' describes a style of media.
In the fourth group, 'jigsaw' and 'stuffed animal' are types of games or toys, while 'theme park' and 'board game' are also related to entertainment. However, 'jigsaw' and 'stuffed animal' are specific items, whereas 'theme park' is a location and 'board game' is a category. The most distinct is 'jigsaw' as it's a puzzle.
In the fifth group, 'park' is the odd one out. Candy, chocolate, and crisps are types of food or sweets, while a park is a place.
In the sixth group, 'boots' is the odd one out. Florist shop, bakery, and art gallery are types of shops or places, while boots are items of clothing.