योगवासिष्ठः yogavāsiṣṭhaḥ - book-1, chapter-23, verse-43

कल्पकेलिविलासेन पिष्टपातितजन्तुना ।
अभावो भावभासेन रमते स्वात्मनात्मनि ॥ ४३ ॥

kalpakelivilāsena piṣṭapātitajantunā ,
abhāvo bhāvabhāsena ramate svātmanātmani 43

43. kalpa-keli-vilāsena piṣṭa-pātita-jantunā
abhāvaḥ bhāva-bhāsena ramate svātmanā ātmani

43. abhāvaḥ svātmanā ātmani kalpa-keli-vilāsena
piṣṭa-pātita-jantunā bhāva-bhāsena ramate

43. Non-existence (abhāva) delights within its own (supreme) Self (ātman) by its very nature (svātmanā). It does so through the playful sport of cosmic cycles, through the living beings who are crushed and destroyed, and through the mere appearance of existence.

Words meanings summery:

• कल्प-केलि-विलासेन (kalpa-keli-vilāsena) - by the playful amusement of cosmic cycles, by the sport and play of eons

• पिष्ट-पातित-जन्तुना (piṣṭa-pātita-jantunā) - by means of the living beings who are crushed and destroyed (by the crushed and felled living being, by the felling of crushed beings)

• अभावः (abhāvaḥ) - non-existence, annihilation, absence

• भाव-भासेन (bhāva-bhāsena) - by the appearance of existence, by the manifestation of being

• रमते (ramate) - he/she/it delights, rejoices, plays

• स्वात्मना (svātmanā) - by its very nature or essence (by one's own self, through one's own nature)

• आत्मनि (ātmani) - within the (supreme) Self (ātman) (in the self, in the soul, in the mind, in the (supreme) Self (ātman))

Words meanings and morphology

कल्प-केलि-विलासेन (kalpa-keli-vilāsena) - by the playful amusement of cosmic cycles, by the sport and play of eons

(noun)

Instrumental, masculine, singular of kalpa-keli-vilāsa

kalpa-keli-vilāsa - playful amusement of cosmic cycles

Tatpuruṣa compound of 'kalpa' (cosmic cycle), 'keli' (play), and 'vilāsa' (amusement, sport).

Compound type : Tatpuruṣa (kalpa+keli+vilāsa)

• kalpa – eon, cosmic period, a creation cycle
  noun (masculine)
• keli – play, sport, amusement
  noun (masculine/feminine)
• vilāsa – amusement, sport, graceful play, charm
  noun (masculine)
  Derived from root 'las' (to sport, shine) with prefix 'vi'.
  Prefix: vi
  Root: las (class 1)

पिष्ट-पातित-जन्तुना (piṣṭa-pātita-jantunā) - by means of the living beings who are crushed and destroyed (by the crushed and felled living being, by the felling of crushed beings)

(noun)

Instrumental, masculine, singular of piṣṭa-pātita-jantu

piṣṭa-pātita-jantu - living being that is crushed and destroyed

Tatpuruṣa compound, where 'piṣṭa-pātita' (crushed-felled) modifies 'jantu' (living being). 'piṣṭa' is PPP of 'piṣ' (to crush). 'pātita' is PPP of causative of 'pat' (to fall).

Compound type : Tatpuruṣa (piṣṭa-pātita+jantu)

• piṣṭa – crushed, ground, bruised
  adjective (masculine)
  Past Passive Participle
  Derived from root 'piṣ' (to crush, grind) with kta suffix.
  Root: piṣ (class 7)
• pātita – caused to fall, thrown down, destroyed
  adjective (masculine)
  Past Passive Participle (causative)
  Derived from the causative of root 'pat' (to fall) with kta suffix.
  Root: pat (class 1)
• jantu – living being, creature, human being
  noun (masculine)

अभावः (abhāvaḥ) - non-existence, annihilation, absence

(noun)

Nominative, masculine, singular of abhāva

abhāva - non-existence, annihilation, absence, negation

Derived from negative 'a' + 'bhāva' (existence).

भाव-भासेन (bhāva-bhāsena) - by the appearance of existence, by the manifestation of being

(noun)

Instrumental, masculine, singular of bhāva-bhāsa

bhāva-bhāsa - appearance of existence, manifestation of being

Tatpuruṣa compound of 'bhāva' (existence, being) and 'bhāsa' (appearance, manifestation, shining).

Compound type : Tatpuruṣa (bhāva+bhāsa)

• bhāva – existence, being, state of being, reality, emotion
  noun (masculine)
  Derived from root 'bhū' (to be, exist).
  Root: bhū (class 1)
• bhāsa – light, luster, appearance, manifestation
  noun (masculine)
  Derived from root 'bhās' (to shine, appear).
  Root: bhās (class 1)

रमते (ramate) - he/she/it delights, rejoices, plays

(verb)

3rd person , singular, middle, present (laṭ) of ram

Present Middle Active 3rd person singular

Root 'ram' (1A) in present tense, middle voice, 3rd singular.

Root: ram (class 1)

स्वात्मना (svātmanā) - by its very nature or essence (by one's own self, through one's own nature)

(noun)

Instrumental, masculine, singular of svātman

svātman - one's own self, individual soul, intrinsic nature

Compound of 'sva' (own) and 'ātman' (self).

Compound type : Tatpuruṣa (sva+ātman)

• sva – one's own, self
  pronoun (masculine)
• ātman – self, soul, spirit, ultimate reality (ātman)
  noun (masculine)

आत्मनि (ātmani) - within the (supreme) Self (ātman) (in the self, in the soul, in the mind, in the (supreme) Self (ātman))

(noun)

Locative, masculine, singular of ātman

ātman - self, soul, spirit, ultimate reality (ātman)