Synonyms for the term "off syst" encompass various expressions that represent a state of disconnection or unavailability. Similar phrases include "inactive", indicating a lack of activity or functioning, "out of operation", suggesting that something is not currently in use or working properly. Additionally, the term "offline" aligns with the concept of being disconnected or inaccessible in the digital realm. Other synonymous options include "disconnected", emphasizing the separation or lack of connection to a network or system, and "unplugged", describing a state where something is not connected to a power source. These alternatives convey similar meanings to "off syst" while providing a range of linguistic options.