Where does “declinism” come from?

declinism (English) comes from English decline, from Old French decliner, from Latin dēclīnō, from Latin dē-, from Latin dē, from Latin post, from Latin poste, from Proto-Italic posti — afterwards, post; by, at.

declinism (English): A pessimistic belief that things are in decline

Definitions

  1. A pessimistic belief that things are in decline

Ancestry of “declinism”, step by step

declinism traces back through two separate lines of ancestry.

via English decline

StepLanguageWordMeaning
1EnglishdeclineDownward movement, fall; A sloping downward, e.g....
2Old Frenchdecliner
3Latindēclīnōto bend, deviate, turn aside/away, deflect
4Latindē-of; from
5Latinof; concerning; about
6Latinpostbehind; after, since, besides, except; behind,...
7Latinposteablative singular of postis
8Proto-Italicpostibehind, after
9Proto-Indo-Europeanpóstiafter
10Proto-Indo-Europeanpósafterwards, post; by, at

via English ism

StepLanguageWordMeaning
1EnglishismAn ideology, system of thought, or practice that...
2English-ismUsed to form nouns of action or process or result...
3Latin-ismus-ism
4Ancient Greek-ισμόςForms abstract nouns
5Ancient Greek-μόςForms abstract nouns
6Proto-Indo-European-mósCreates action/result nouns from verb stems
Every word from Proto-Indo-European pós