WordNet sense 1 (not connected by kinship):

unrelated

WordNet sense 2 (have the connection undone; having become separate):

separate, separate

WordNet sense 3 (no longer connected or joined):

detached, separated

WordNet sense 4 (lacking orderly continuity):

confused, disconnected, disjointed, disordered, garbled, illogical, scattered

WordNet sense 5 (without logical or meaningful connection):

incoherent