tidy

adjective (tidier, tidiest)
1   arranged neatly and in order:
his scrupulously tidy apartmentfigurativethe lives they lead don’t fit into tidy patterns
 inclined to keep things or one’s appearance neat and in order:
she was a tidy little girl
 neat and controlled:
he wrote down her replies in a small, tidy hand

2 [attributive] informal   (of an amount, especially of money) considerable:
the book will bring in a tidy sum
 used as a general term of approval:
City have the backbone of a tidy side