paleolatry
/ˌpæliəˈlætrɪ/ or /ˌpeɪliˈɒltrɪ/; also /ˌpeɪliˈɒltrɪ/Definitions
1. noun
The worship or veneration of old, often obsolete things; nostalgia for the past.
“The professor’s paleolatry for ancient texts was evident in his lecture on the importance of preserving historical manuscripts.”