योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-15, verse-18

शब्दरूपरसस्पर्शगन्धलोभाद्विमुक्तया ।
निर्विकल्पसमाध्येव तदेतच्छुष्यते गिरौ ॥ १८ ॥

śabdarūparasasparśagandhalobhādvimuktayā ,
nirvikalpasamādhyeva tadetacchuṣyate girau 18

18. śabdarūparasasparśagandhalobhāt vimuktayā
nirvikalpasamādhyā eva tat etat śuṣyate girau

18. śabdarūparasasparśagandhalobhāt vimuktayā
nirvikalpasamādhyā eva etat tat girau śuṣyate

18. Freed from the craving for sound, form, taste, touch, and smell, this (ego/mind) indeed withers away on the mountain through undifferentiated meditative absorption (nirvikalpasamādhi).

Words meanings summery:

• शब्दरूपरसस्पर्शगन्धलोभात् (śabdarūparasasparśagandhalobhāt) - from the craving/greed for sound, form, taste, touch, and smell

• विमुक्तया (vimuktayā) - by the one freed, released, liberated

• निर्विकल्पसमाध्या (nirvikalpasamādhyā) - through undifferentiated meditative absorption (nirvikalpasamādhi) (by undifferentiated meditation, by non-conceptual concentration)

• एव (eva) - indeed, precisely (indeed, just, only, precisely)

• तत् (tat) - that (referring to the ego/mind's tendencies) (that, it)

• एतत् (etat) - this (referring to the ego/mind's tendencies) (this, this one)

• शुष्यते (śuṣyate) - it withers away, it is dried up (it dries up, it withers)

• गिरौ (girau) - on the mountain (on the mountain, in the speech)

Words meanings and morphology

शब्दरूपरसस्पर्शगन्धलोभात् (śabdarūparasasparśagandhalobhāt) - from the craving/greed for sound, form, taste, touch, and smell

(noun)

Ablative, masculine, singular of śabdarūparasasparśagandhalobha

śabdarūparasasparśagandhalobha - desire for sound, form, taste, touch, and smell

Compound type : Dvandva-Tatpurusha (śabda+rūpa+rasa+sparśa+gandha+lobha)

• śabda – sound, word, voice
  noun (masculine)
• rūpa – form, appearance, beauty, phenomenon
  noun (neuter)
• rasa – taste, essence, juice, emotion, sentiment
  noun (masculine)
• sparśa – touch, contact
  noun (masculine)
  Root: spṛś (class 6)
• gandha – smell, odor, fragrance
  noun (masculine)
  Root: gandh (class 1)
• lobha – greed, covetousness, desire, craving
  noun (masculine)
  Root: lubh (class 4)

विमुक्तया (vimuktayā) - by the one freed, released, liberated

(adjective)

Instrumental, feminine, singular of vimukta

vimukta - freed, released, liberated, disjoined

Past Passive Participle

Formed from 'vi-' (upasarga) + 'muc' (root) + '-ta' (ppp suffix).

Prefix: vi

Root: muc (class 6)

Note: Modifies 'samādhyā' (meditative absorption).

निर्विकल्पसमाध्या (nirvikalpasamādhyā) - through undifferentiated meditative absorption (nirvikalpasamādhi) (by undifferentiated meditation, by non-conceptual concentration)

(noun)

Instrumental, masculine, singular of nirvikalpasamādhi

nirvikalpasamādhi - undifferentiated concentration, non-conceptual meditative absorption

Compound formed from 'nirvikalpa' and 'samādhi'.

Compound type : Tatpurusha (nirvikalpa+samādhi)

• nirvikalpa – without conceptualization, undifferentiated, free from doubt
  adjective (masculine)
  Formed from 'nir-' (negative prefix) + 'vikalpa'.
  Prefix: nis
  Root: kḷp (class 1)
• samādhi – deep meditation, concentration, meditative absorption, final emancipation
  noun (masculine)
  From 'sam-' (together) + 'ā-' (towards) + 'dhā' (to place).
  Prefixes: sam+ā
  Root: dhā (class 3)

एव (eva) - indeed, precisely (indeed, just, only, precisely)

(indeclinable)

तत् (tat) - that (referring to the ego/mind's tendencies) (that, it)

(pronoun)

Nominative, neuter, singular of tad

tad - that, it, he, she

Note: Here, 'tat' is used as a nominative neuter singular, referring to 'that' which is implied to wither away, likely the ego or mental impurities.

एतत् (etat) - this (referring to the ego/mind's tendencies) (this, this one)

(pronoun)

Nominative, neuter, singular of etad

etad - this, this one (closer proximity than 'tad')

Note: 'tat etat' means 'this very (thing)'.

शुष्यते (śuṣyate) - it withers away, it is dried up (it dries up, it withers)

(verb)

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

Present Tense, Passive Voice

Formed from root 'śuṣ' (to dry) in the passive voice, present tense, ātmanepada ending.

Root: śuṣ (class 4)

गिरौ (girau) - on the mountain (on the mountain, in the speech)

(noun)

Locative, masculine, singular of giri

giri - mountain, hill, rock

Root: gṝ (class 6)