योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-17, verse-31

शुद्धिर्हि चित्तस्य विवासनत्वमभूतसंवेदनमेकरूपम् ।
तस्याशु शुद्ध्या भवति प्रबुद्धस्तन्मात्रयुक्त्या परसंगमेति ॥ ३१ ॥

śuddhirhi cittasya vivāsanatvamabhūtasaṃvedanamekarūpam ,
tasyāśu śuddhyā bhavati prabuddhastanmātrayuktyā parasaṃgameti 31

31. śuddhiḥ hi cittasya vivāsanatvam
abhūtasaṃvedanam ekarūpam | tasya
āśu śuddhyā bhavati prabuddhaḥ
tanmātṛyuktyā param saṃgam eti

31. cittasya śuddhiḥ hi vivāsanatvam
abhūtasaṃvedanam ekarūpam tasya
āśu śuddhyā prabuddhaḥ bhavati
tanmātṛyuktyā param saṃgam eti

31. Indeed, the purity of consciousness (citta) is freedom from latent impressions (vāsanā) and a singular, non-perception of the unreal. By the swift attainment of this purity, one becomes awakened and, through the proper application of the subtle elements (tanmātra), attains supreme union.

Words meanings summery:

• शुद्धिः (śuddhiḥ) - purity, purification, clarity

• हि (hi) - indeed, surely, for, because

• चित्तस्य (cittasya) - of the mind, of consciousness

• विवासनत्वम् (vivāsanatvam) - the state of being free from latent impressions, freedom from vāsanās

• अभूतसंवेदनम् (abhūtasaṁvedanam) - non-perception of the unreal, non-experiencing of what has not come into being

• एकरूपम् (ekarūpam) - uniform, of one form, singular in nature

• तस्य (tasya) - of that, its

• आशु (āśu) - quickly, swiftly

• शुद्ध्या (śuddhyā) - by purity, through purification

• भवति (bhavati) - becomes, is, happens

• प्रबुद्धः (prabuddhaḥ) - awakened, enlightened

• तन्मातृयुक्त्या (tanmātṛyuktyā) - by the proper application/method of the subtle elements, by the union (yoga) with the subtle elements

• परम् (param) - supreme, ultimate, higher, other

• संगम् (saṁgam) - union, contact, association, attachment

• एति (eti) - attains, goes, reaches

Words meanings and morphology

शुद्धिः (śuddhiḥ) - purity, purification, clarity

(noun)

Nominative, feminine, singular of śuddhi

śuddhi - purity, cleanness, purification

From root śudh- (to be pure, cleanse) + -ti (feminine suffix)

Root: śudh (class 4)

हि (hi) - indeed, surely, for, because

(indeclinable)

चित्तस्य (cittasya) - of the mind, of consciousness

(noun)

Genitive, neuter, singular of citta

citta - mind, consciousness, thought, intellect

Past Passive Participle

From root cit (to perceive, observe)

Root: cit (class 1)

विवासनत्वम् (vivāsanatvam) - the state of being free from latent impressions, freedom from vāsanās

(noun)

Nominative, neuter, singular of vivāsanatva

vivāsanatva - state of being free from vāsanās, absence of vāsanās

Abstract noun from adjective vivāsana (devoid of vāsanās).

Compound type : tatpuruṣa (vivāsana+tva)

• vivāsana – devoid of latent impressions (vāsanā)
  adjective
  Formed from vi- (privative prefix) + vāsanā (latent impression)
• tva – suffix indicating state or quality
  indeclinable

अभूतसंवेदनम् (abhūtasaṁvedanam) - non-perception of the unreal, non-experiencing of what has not come into being

(noun)

Nominative, neuter, singular of abhūtasaṃvedana

abhūtasaṁvedana - non-perception of the unreal, non-experiencing of non-existent things

Compound.

Compound type : tatpuruṣa (abhūta+saṃvedana)

• abhūta – non-existent, unreal, not happened
  adjective
  Past Passive Participle
  From a- (negation) + bhūta (past passive participle of √bhū)
  Root: bhū (class 1)
• saṃvedana – perception, knowledge, experience
  noun (neuter)
  Verbal noun
  From sam- (prefix) + √vid (to know, perceive) + -ana (suffix)
  Prefix: sam
  Root: vid (class 2)

एकरूपम् (ekarūpam) - uniform, of one form, singular in nature

(adjective)

Nominative, neuter, singular of ekarūpa

ekarūpa - uniform, of one form, singular in nature

Compound.

Compound type : tatpuruṣa (eka+rūpa)

• eka – one, single, unique
  numeral/adjective
• rūpa – form, shape, nature, appearance
  noun (neuter)

Note: Qualifies the state of purity or non-perception.

तस्य (tasya) - of that, its

(pronoun)

Genitive, neuter, singular of tad

tad - that, he, she, it

Pronominal stem.

Note: Refers to citta (consciousness) or its purity.

आशु (āśu) - quickly, swiftly

(indeclinable)

Note: Modifies śuddhyā (by swift purity).

शुद्ध्या (śuddhyā) - by purity, through purification

(noun)

Instrumental, feminine, singular of śuddhi

śuddhi - purity, cleanness, purification

From root śudh- (to be pure, cleanse) + -ti (feminine suffix)

Root: śudh (class 4)

भवति (bhavati) - becomes, is, happens

(verb)

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

Present active indicative

Root bhū, 1st conjugation class, śap affix.

Root: bhū (class 1)

प्रबुद्धः (prabuddhaḥ) - awakened, enlightened

(adjective)

Nominative, masculine, singular of prabuddha

prabuddha - awakened, enlightened, conscious

Past Passive Participle

From pra- (prefix) + √budh (to awaken, perceive) + -ta (suffix)

Prefix: pra

Root: budh (class 1)

Note: Agrees with implied subject (a person).

तन्मातृयुक्त्या (tanmātṛyuktyā) - by the proper application/method of the subtle elements, by the union (yoga) with the subtle elements

(noun)

Instrumental, feminine, singular of tanmātṛyukti

tanmātṛyukti - method/union (yoga) with the subtle elements (tanmātras)

Compound.

Compound type : tatpuruṣa (tanmātra+yukti)

• tanmātra – subtle element, primary element (sound, touch, form, taste, smell)
  noun (neuter)
• yukti – union, conjunction, application, proper method, reasoning
  noun (feminine)
  From root yuj (to join, unite)
  From √yuj + -ti (feminine suffix)
  Root: yuj (class 7)

परम् (param) - supreme, ultimate, higher, other

(adjective)

Accusative, neuter, singular of para

para - supreme, ultimate, highest, other, distant

Note: Qualifies saṃgam implicitly (supreme union).

संगम् (saṁgam) - union, contact, association, attachment

(noun)

Accusative, masculine, singular of saṃga

saṁga - union, contact, association, attachment

From sam- (prefix) + √gam (to go, come) + -a (suffix)

Prefix: sam

Root: gam (class 1)

Note: Object of eti.

एति (eti) - attains, goes, reaches

(verb)

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

Present active indicative

Root i, 2nd conjugation class.

Root: i (class 2)

Note: Subject is the awakened one (prabuddhaḥ).