Start wildfly in domain mode.
start the CLI
type: /host=master//
and hit TAB
[domain@orac.usersys.redhat.com:9999 /] /host=master//
core-service deployment-overlay host management-client-content profile socket-binding-group
deployment extension interface path server-group system-property
so it sees the " /host=master//" as just "/" and shows the keyswords for "/"