महाभारतः mahābhārataḥ - book-3, chapter-201, verse-18

षष्ठस्तु चेतना नाम मन इत्यभिधीयते ।
सप्तमी तु भवेद्बुद्धिरहंकारस्ततः परम् ॥१८॥

18. ṣaṣṭhastu cetanā nāma mana ityabhidhīyate ,
saptamī tu bhavedbuddhirahaṁkārastataḥ param.

18. ṣaṣṭhaḥ tu cetanā nāma manaḥ iti abhidhīyate
saptamī tu bhavet buddhiḥ ahaṅkāraḥ tataḥ param

18. The sixth, however, is consciousness, which is called the mind. The seventh, though, is the intellect (buddhi), and the ego (ahaṅkāra) follows thereafter.

Words meanings summery:

• षष्ठः (ṣaṣṭhaḥ) - the sixth principle or category in the enumeration (the sixth)

• तु (tu) - but, however, indeed

• चेतना (cetanā) - consciousness, intelligence

• नाम (nāma) - by name, named, indeed

• मनः (manaḥ) - mind

• इति (iti) - thus, in this manner, so called

• अभिधीयते (abhidhīyate) - is called, is designated

• सप्तमी (saptamī) - the seventh principle or category in the enumeration (the seventh)

• तु (tu) - but, however, indeed

• भवेत् (bhavet) - would be, may exist

• बुद्धिः (buddhiḥ) - intellect, understanding, reason

• अहङ्कारः (ahaṅkāraḥ) - ego, egoism, self-consciousness

• ततः (tataḥ) - then, thereafter, from that

• परम् (param) - next in sequence (next, supreme, beyond)

Words meanings and morphology

षष्ठः (ṣaṣṭhaḥ) - the sixth principle or category in the enumeration (the sixth)

(numeral)

Note: Refers to the sixth entity in the sequence, which is identified as consciousness/mind.

तु (tu) - but, however, indeed

(indeclinable)

चेतना (cetanā) - consciousness, intelligence

(noun)

Nominative, feminine, singular of cetanā

cetanā - consciousness, intelligence, soul

Derived from √cit (to perceive, know)

Root: cit (class 1)

नाम (nāma) - by name, named, indeed

(indeclinable)

Often used as an indeclinable to mean 'by name' or 'what is called'

Note: Functions as an indeclinable here, meaning 'namely' or 'called'.

मनः (manaḥ) - mind

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, thought, consciousness

Root: man (class 4)

इति (iti) - thus, in this manner, so called

(indeclinable)

अभिधीयते (abhidhīyate) - is called, is designated

(verb)

3rd person , singular, passive, present (laṭ) of abhidhā

Prefix: abhi

Root: dhā (class 3)

सप्तमी (saptamī) - the seventh principle or category in the enumeration (the seventh)

(numeral)

Note: Agrees with `buddhiḥ` (feminine noun)

तु (tu) - but, however, indeed

(indeclinable)

भवेत् (bhavet) - would be, may exist

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of bhū

Root: bhū (class 1)

बुद्धिः (buddhiḥ) - intellect, understanding, reason

(noun)

Nominative, feminine, singular of buddhi

buddhi - intellect, understanding, reason, perception

Derived from √budh (to know, understand)

Root: budh (class 1)

अहङ्कारः (ahaṅkāraḥ) - ego, egoism, self-consciousness

(noun)

Nominative, masculine, singular of ahaṅkāra

ahaṅkāra - ego, egoism, self-consciousness, I-maker

Compound type : tatpuruṣa (aham+kāra)

• aham – I, myself
  pronoun
• kāra – maker, doer, causing
  noun (masculine)
  √kṛ (to do, make) + -a
  Root: kṛ (class 8)

ततः (tataḥ) - then, thereafter, from that

(indeclinable)

ablative of `tad`

परम् (param) - next in sequence (next, supreme, beyond)

(adjective)

Nominative, neuter, singular of para

para - supreme, highest, ultimate, next, other, beyond

Note: Used here adverbially or as a predicative adjective meaning 'next' or 'beyond'.