keycase
nounUK /ˈkiːkeɪs/
US /ˈkiːkeɪs/
A keycase is a small holder that keeps keys together.
She pulled her keys out of the leather keycase in her bag.
OTHER MEANINGS
2. A protective cover for a key or set of keys.
The old keycase kept the brass key from scratching his pocket.
3. A small case used to store spare keys.
We keep the spare house key in a keycase by the door.
4. A decorative holder for keys, often made of leather or fabric.
He bought a red keycase as a small gift.