योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-87, verse-4

तिष्ठन्नक्षुभिताकारश्चिन्तामणिरिवात्मनि ।
संपूर्ण इव शीतांशुर्विश्रान्त इव मन्दरः ॥ ४ ॥

tiṣṭhannakṣubhitākāraścintāmaṇirivātmani ,
saṃpūrṇa iva śītāṃśurviśrānta iva mandaraḥ 4

4. tiṣṭhan akṣubhitākāraḥ cintāmaṇiḥ iva ātmani
saṃpūrṇaḥ iva śītāṃśuḥ viśrāntaḥ iva mandaraḥ

4. ātmani akṣubhitākāraḥ tiṣṭhan cintāmaṇiḥ iva
saṃpūrṇaḥ śītāṃśuḥ iva viśrāntaḥ mandaraḥ iva

4. Remaining with an undisturbed form within his own self (ātman), he was like a wish-fulfilling jewel (cintāmaṇi), like the full moon, and like the resting Mandara mountain.

Words meanings summery:

• तिष्ठन् (tiṣṭhan) - standing, remaining, existing

• अक्षुभिताकारः (akṣubhitākāraḥ) - having an undisturbed form, unagitated in appearance

• चिन्तामणिः (cintāmaṇiḥ) - wish-fulfilling jewel, magic gem

• इव (iva) - like, as, as if

• आत्मनि (ātmani) - in the self, in one's soul, within oneself

• संपूर्णः (saṁpūrṇaḥ) - full, complete, perfect

• इव (iva) - like, as, as if

• शीतांशुः (śītāṁśuḥ) - moon (lit. cold-rayed)

• विश्रान्तः (viśrāntaḥ) - rested, tranquil, calm

• इव (iva) - like, as, as if

• मन्दरः (mandaraḥ) - Mandara mountain (mythical mountain)

Words meanings and morphology

तिष्ठन् (tiṣṭhan) - standing, remaining, existing

(participle)

Nominative, masculine, singular of sthā

sthā - to stand, to stay, to remain, to exist

Present Active Participle

Derived from root sthā (1st conjugation, Parasmaipada), present stem tiṣṭha-

Root: sthā (class 1)

अक्षुभिताकारः (akṣubhitākāraḥ) - having an undisturbed form, unagitated in appearance

(adjective)

Nominative, masculine, singular of akṣubhitākāra

akṣubhitākāra - having an undisturbed form, unagitated in appearance

Compound type : bahuvrihi (a+kṣubhita+ākāra)

• a – not, non-, un-
  indeclinable
  negation prefix
• kṣubhita – agitated, disturbed, shaken
  adjective (masculine)
  Past Passive Participle
  Derived from root kṣubh (1st/4th class), to shake, agitate
  Root: kṣubh (class 1)
• ākāra – form, shape, appearance
  noun (masculine)
  Prefix: ā

चिन्तामणिः (cintāmaṇiḥ) - wish-fulfilling jewel, magic gem

(noun)

Nominative, masculine, singular of cintāmaṇi

cintāmaṇi - wish-fulfilling jewel, magic gem

Compound type : tatpurusha (cintā+maṇi)

• cintā – thought, reflection, wish
  noun (feminine)
• maṇi – jewel, gem
  noun (masculine)

इव (iva) - like, as, as if

(indeclinable)

आत्मनि (ātmani) - in the self, in one's soul, within oneself

(noun)

Locative, masculine, singular of ātman

ātman - self, soul, spirit, essence

संपूर्णः (saṁpūrṇaḥ) - full, complete, perfect

(adjective)

Nominative, masculine, singular of saṃpūrṇa

saṁpūrṇa - full, complete, perfect, accomplished

Past Passive Participle

Derived from root pṛ (to fill), with prefix sam-

Prefix: sam

Root: pṛ

इव (iva) - like, as, as if

(indeclinable)

शीतांशुः (śītāṁśuḥ) - moon (lit. cold-rayed)

(noun)

Nominative, masculine, singular of śītāṃśu

śītāṁśu - moon (having cold rays)

Compound type : bahuvrihi (śīta+aṃśu)

• śīta – cold, cool
  adjective (masculine)
  Past Passive Participle
  Derived from root śī (to be cold)
  Root: śī
• aṃśu – ray, beam of light
  noun (masculine)

विश्रान्तः (viśrāntaḥ) - rested, tranquil, calm

(adjective)

Nominative, masculine, singular of viśrānta

viśrānta - rested, tranquil, calm, ceased

Past Passive Participle

Derived from root śram (to be weary) with prefix vi-, meaning to rest, cease

Prefix: vi

Root: śram (class 4)

इव (iva) - like, as, as if

(indeclinable)

मन्दरः (mandaraḥ) - Mandara mountain (mythical mountain)

(proper noun)

Nominative, masculine, singular of mandara

mandara - Mandara mountain (mythical mountain used for churning the ocean); slow, gentle