The 'elect' group
These adjectives indicate something about a role, for example that someone has not yet taken it on (e.g. designate, elect), or that they no longer have it (e.g. dowager, emeritus).
designate dowager elect emeritus plenipotentiary
'These young people are our greatest chance and our greatest hope,' said the president elect.
Although he retired in 1981, he held the titles of Master Emeritus and Professor Emeritus until his death.