Psyche-
1. According to the transcendental point of view, Citta can be called soul.
ṇicchayaṇayābhippāeṇa citta ityātmā.
(AnuCū p. 13)
2. The specific Pariṇāma (2) (natural transformation) of soul or consciousness.
cittaṃ jīvo bhaṇṇai......ceyanābhāvo bhannai.
(Da 4 Sū 4 JiCū p. 135)
ātmanaścaitanyaviśeṣapariṇāmaścittam.
(Sasi 2.32)
3. That Adhyavasāya (subtle level of consciousness, which interacts with karmic body), which is not steady.
....jaṃ calaṃ tayaṃ cittaṃ....
(ĀVaHāVṛ 2 p. 62)
4. The Pariṇāma (2) (natural transformation) (of soul) in the form of Yoga (2) (activities of mind, speech and body)The consciousness functioning with the gross body which activates mind, speech and body.
jo puṇa jogapariṇāmo aṇṇoṇṇehiṃ ajjhavasānehiṃ aṃtarito so cittam.
(Āva Cū 2 p. 69)