Vṛtti (वृत्ति) – Fluctuations of the mind (thoughts, emotions, perceptions); most dynamic and gross.

Saṁskāra (संस्कार) – Latent impressions or mental habits left by past vṛttis.

Manas (मनस्) – The sensory mind, coordinating input and response; "inner instrument" of perception.

Citta (चित्त) – The storehouse of impressions, conscious, subconscious and unconscious mind.

Buddhi (बुद्धि) – Intellect, faculty of discernment, reason, and decision-making.

Ahaṁkāra (आहंकार) – Ego-identity, the sense of "I am this body/mind/personality" & "I do this".

Aham (अहम्) – The primordial I-sense, pure self-reference, "the strange loop" symbol.

Jīva (जीव) – The embodied self, individual, distinct soul undergoing experience, transformation and change.

Ātman (आत्मन्) – The true Self, pure consciousness, transcendental soul, unchanging, infinite, witness of all.