https://swmud.org/old/gameinfo/commands/alias.htm
SWmud - Commands - Alias, Unalias, and Aliasmanager
telnet://swmud.org:6666 - Star Wars MUD, or SWmud, is a telnet text-based game set in the Star Wars universe, mostly during A New Hope to the Thrawn campaign....
commandsalias
https://irssi.org/documentation/help/unalias/
unalias - Irssi dev help page
dev helpunaliasirssi