memorabiliast

[ mem-er-uh-bil-ee-ast ]
/ ˌmɛm ər əˈbɪl iˌæst /

noun

a person who collects mementos or souvenirs, as postcards or playbills.

Origin of memorabiliast

memorabili(a) + -ast -ast, taken as variant of -ist -ist, attached to a stem ending in -i-, on the model of enthusiast