transferable
Definition
Capable of being transferred or conveyed from one place or person to another. Place can be its and bits.
The adjective transferable also means 'Negotiable', as a note, bill of exchange, or other evidence of property, that may be conveyed from one person to another by indorsement or other writing; capable of being transferred with no loss of value. As opposed to non-transferable.
Source
KERI related
Focus is on the digital space and concerning the loss-less transfer of control over identifiers, private keys, etc.