includence
The withdrawal of a person within a routine that they cannot escape, a forerunner of pathological melancholia.
uncountable
Tellenbach himself explains the melancholic phenomena of includence in terms of the characteristics of the pre-melancholic personality that society explicitly sanctions and promotes.
Where it comes from
From German Inkludenz, a 1960s neologism coined by Hubertus Tellenbach, derived from Latin inclūdō (“confine, imprison”).
Adapted from the Wiktionary entry includence (CC BY-SA 4.0).