packrat
/ˈpækˌræt/Definitions
1. noun
A person who collects and hoards items, especially in an untidy or excessive manner.
“Her grandmother was a notorious packrat, with boxes and trinkets filling every room in the house.”
2. verb
To collect or hoard items, especially in an untidy or excessive manner.
“She’s been packrattling for years, filling her house with old furniture and broken appliances.”