subject and object
Abstract object theory
Abstraction
Binding problem
Category theory
Cognitive linguistics
Concept
Continuous predicate
Ethics and meta-ethics
Hypostasis
(philosophy and religion)
Hypostatic abstraction
List of ethics topics
Michel Foucault
's critique of the subject and the oxymoron "historical subject"
Neo-Kantianism
Nonexistent object
Noumenon and phenomenon
Object-oriented ontology
Observer
(physics)
Open individualism
Paramatma
Personhood theory
Ship of Theseus
Sign relation
Soul
Subject
(grammar)
Subjectivity and objectivity
(philosophy)
Swamp man
– thought experiment in Donald Davidson's 1987 paper "Knowing One's Own Mind"
Transcendental subject
Vertiginous question
https://en.wikipedia.org/wiki/Subject_and_object_(philosophy)