A collection of keys is often referred to as a "keyring" or "keychain." These terms denote a loop or chain that holds multiple keys together for convenience and organization. In a broader context, a group of keys can also be called a "set of keys."
A lot of keys are often referred to as a "keyring" or "keychain" when they are grouped together for convenience. In a more general sense, a large collection of keys might simply be called a "set of keys." Additionally, in some contexts, a large number of keys may be described as a "bunch" or "bundle" of keys.
The Platinum Collection - Alicia Keys album - was created in 1999.
bunch
Collective nouns are a bunch of keys, a ring of keys, a set of keys.
You need all the keys to that one collection. Some collections have 5 keys, or 8 keys.
Keys
At collection of stamps is refered to as a stamp collection. They are frequently kept in albums. Philately is the name for the study and collection of stamps.
Keys - as in a board of keys = keyboard
The keys on a piano keyboard come in different sizes, with the white keys being longer and wider than the black keys. The white keys are called naturals and the black keys are called accidentals.
it is called a range of mountains
a collection of fish is called a school of fish
A collection of fish is called a school.