Rolodex

Genericized trademark, from rol(ling) +‎ -o- +‎ (in)dex. The brand name was originally part of a range including other items such as the Autodex and Clipodex.

Rolodex (plural Rolodexes)

1. A type of rotating file index used for storing addresses, especially in a work context.
2. (by extension)
   1. One's contact list.
   2. A large list or category (of something specified).

Rolodex (third-person singular simple present Rolodexes, present participle Rolodexing, simple past and past participle Rolodexed)

1. To index, or scan through, in the manner of a rotating file index.
   • 2017, Jaime Primak Sullivan, The Southern Education of a Jersey Girl, page 50:

     I was already mentally Rolodexing through viable excuses.