योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-31, verse-29

वीतरागभयक्रोधो निर्वाणः शान्तमानसः ।
शिलेवाप्यशिलीभूतो मुनिस्तिष्ठति नित्यशः ॥ २९ ॥

vītarāgabhayakrodho nirvāṇaḥ śāntamānasaḥ ,
śilevāpyaśilībhūto munistiṣṭhati nityaśaḥ 29

29. vītarāgabhayakrodhaḥ nirvāṇaḥ śāntamānasaḥ śilā
iva api aśilībhūtaḥ muniḥ tiṣṭhati nityaśaḥ

29. vītarāgabhayakrodhaḥ nirvāṇaḥ śāntamānasaḥ
aśilībhūtaḥ api śilā iva muniḥ nityaśaḥ tiṣṭhati

29. A sage, from whom attachment, fear, and anger have vanished, who has achieved final liberation (nirvāṇa), and whose mind is tranquil, remains perpetually like a stone, though not actually turned into stone.

Words meanings summery:

• वीतरागभयक्रोधः (vītarāgabhayakrodhaḥ) - one from whom attachment, fear, and anger have departed

• निर्वाणः (nirvāṇaḥ) - one who has attained final liberation (nirvāṇa), extinguished, tranquil

• शान्तमानसः (śāntamānasaḥ) - one whose mind is tranquil, having a peaceful mind

• शिला (śilā) - a stone, rock

• इव (iva) - like, as, as if

• अपि (api) - although, even though (even, also, although)

• अशिलीभूतः (aśilībhūtaḥ) - not having actually turned into stone (not having become stone-like, not inert)

• मुनिः (muniḥ) - a sage, a silent one, an ascetic

• तिष्ठति (tiṣṭhati) - he stands, he remains, he abides

• नित्यशः (nityaśaḥ) - perpetually, constantly, always

Words meanings and morphology

वीतरागभयक्रोधः (vītarāgabhayakrodhaḥ) - one from whom attachment, fear, and anger have departed

(adjective)

Nominative, masculine, singular of vītarāgabhayakrodha

vītarāgabhayakrodha - free from attachment, fear, and anger

Compound type : bahuvrīhi (vīta+rāgabhayakrodha)

• vīta – departed, gone, removed
  participle (masculine)
  Past Passive Participle
  Derived from root i (to go) with prefix vi.
  Prefix: vi
  Root: i (class 2)
• rāgabhayakrodha – attachment, fear, and anger
  noun (masculine)
  Dvandva compound of rāga (attachment), bhaya (fear), krodha (anger).

Note: Qualifies muniḥ.

निर्वाणः (nirvāṇaḥ) - one who has attained final liberation (nirvāṇa), extinguished, tranquil

(adjective)

Nominative, masculine, singular of nirvāṇa

nirvāṇa - final liberation (nirvāṇa), extinction, tranquility, blown out (as an adjective)

Past Passive Participle (used adjectivally)

Derived from root vā (to blow) with prefix nir.

Prefix: nir

Root: vā (class 2)

शान्तमानसः (śāntamānasaḥ) - one whose mind is tranquil, having a peaceful mind

(adjective)

Nominative, masculine, singular of śāntamānasa

śāntamānasa - having a tranquil mind, peaceful-minded

Bahuvrīhi compound: śānta (tranquil) + mānasa (mind).

Compound type : bahuvrīhi (śānta+mānasa)

• śānta – calm, tranquil, peaceful
  participle (masculine)
  Past Passive Participle
  Derived from root śam (to be calm).
  Root: śam (class 4)
• mānasa – mind, mental
  noun (neuter)
  Derived from manas (mind) with suffix -a.

Note: Qualifies muniḥ.

शिला (śilā) - a stone, rock

(noun)

Nominative, feminine, singular of śilā

śilā - stone, rock, slab

Note: Used in a simile 'like a stone'.

इव (iva) - like, as, as if

(indeclinable)

अपि (api) - although, even though (even, also, although)

(indeclinable)

अशिलीभूतः (aśilībhūtaḥ) - not having actually turned into stone (not having become stone-like, not inert)

(adjective)

Nominative, masculine, singular of aśilībhūta

aśilībhūta - not become stone, not inert

Past Passive Participle (negated)

Compound of a (not) + śilībhūta (become stone). śilībhūta is derived from śilā (stone) + bhū (to become) + kta (PPP suffix).

Compound type : nañ-tatpuruṣa (a+śilībhūta)

• a – not, non-, un-
  indeclinable
• śilībhūta – become stone, turned into stone, inert
  participle (masculine)
  Past Passive Participle
  Compound formed from śilā (stone) + bhū (to become) + kta. śilī is an adverbial form of śilā meaning 'like a stone'.
  Root: bhū (class 1)

Note: Qualifies muniḥ.

मुनिः (muniḥ) - a sage, a silent one, an ascetic

(noun)

Nominative, masculine, singular of muni

muni - sage, ascetic, silent one

Note: Subject of the sentence.

तिष्ठति (tiṣṭhati) - he stands, he remains, he abides

(verb)

3rd person , singular, active, present (laṭ) of sthā

Present tense, 3rd person singular

Root sthā (to stand).

Root: sthā (class 1)

नित्यशः (nityaśaḥ) - perpetually, constantly, always

(indeclinable)

Derived from nitya (eternal, constant) with suffix -śaḥ (adverbial suffix).