योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-28, verse-26

ययैव वेत्सि ततया युक्त्या पुरुषयत्नतः ।
वासनाङ्कुरनिर्मूलमेतदेव परं शिवम् ॥ २६ ॥

yayaiva vetsi tatayā yuktyā puruṣayatnataḥ ,
vāsanāṅkuranirmūlametadeva paraṃ śivam 26

26. yayā eva vetsi tatayā yuktyā puruṣayatnataḥ
vāsanā-aṅkura-nirmūlam etat eva param śivam

26. yayā eva yuktyā vetsi tatayā puruṣayatnataḥ
etat eva vāsanā-aṅkura-nirmūlam param śivam

26. By the very method you understand, through that reasoning and human effort, this uprooting of the sprouts of latent impressions (vāsanā) is indeed the supreme auspiciousness.

Words meanings summery:

• यया (yayā) - by which, through which

• एव (eva) - indeed, only, very

• वेत्सि (vetsi) - you know, you understand

• ततया (tatayā) - by that

• युक्त्या (yuktyā) - by reasoning, by means, by method

• पुरुषयत्नतः (puruṣayatnataḥ) - by human effort

• वासना-अङ्कुर-निर्मूलम् (vāsanā-aṅkura-nirmūlam) - uprooting the sprouts of latent impressions

• एतत् (etat) - this, this one

• एव (eva) - indeed, only, very

• परम् (param) - supreme, highest, ultimate

• शिवम् (śivam) - auspiciousness, goodness, welfare, liberation

Words meanings and morphology

यया (yayā) - by which, through which

(pronoun)

Instrumental, feminine, singular of yad

yad - which, what

एव (eva) - indeed, only, very

(indeclinable)

वेत्सि (vetsi) - you know, you understand

(verb)

2nd person , singular, active, present indicative (lat) of vid

present indicative, 2nd person singular, parasmaipada

Root: vid (class 2)

ततया (tatayā) - by that

(pronoun)

Instrumental, feminine, singular of tad

tad - that, that one

युक्त्या (yuktyā) - by reasoning, by means, by method

(noun)

Instrumental, feminine, singular of yukti

yukti - reasoning, method, logic, connection

Root: yuj (class 7)

पुरुषयत्नतः (puruṣayatnataḥ) - by human effort

(noun)

Ablative, masculine, singular of puruṣayatna

puruṣayatna - human effort, exertion by a person

formed from puruṣa (person) + yatna (effort)

Compound type : tatpuruṣa (puruṣa+yatna)

• puruṣa – person, man, the supreme cosmic person (puruṣa)
  noun (masculine)
• yatna – effort, exertion, endeavour
  noun (masculine)
  Root: yat (class 1)

Note: Used as an indeclinable 'by means of' or 'from' human effort.

वासना-अङ्कुर-निर्मूलम् (vāsanā-aṅkura-nirmūlam) - uprooting the sprouts of latent impressions

(noun)

Nominative, neuter, singular of vāsanā-aṅkura-nirmūla

vāsanā-aṅkura-nirmūla - uprooting the sprouts of latent impressions (vāsanā)

Compound of vāsanā (latent impression), aṅkura (sprout), and nirmūla (uprooting)

Compound type : tatpuruṣa (vāsanā+aṅkura+nirmūla)

• vāsanā – latent impression, mental tendency, desire (vāsanā)
  noun (feminine)
  Root: vas (class 1)
• aṅkura – sprout, shoot, bud, beginning
  noun (masculine)
• nirmūla – uprooting, without root, eradicating
  noun (neuter)
  Prefix: nir

Note: Predicate nominative.

एतत् (etat) - this, this one

(pronoun)

Nominative, neuter, singular of etad

etad - this, this one

एव (eva) - indeed, only, very

(indeclinable)

परम् (param) - supreme, highest, ultimate

(adjective)

Nominative, neuter, singular of para

para - supreme, highest, ultimate, other

Note: Adjective for śivam.

शिवम् (śivam) - auspiciousness, goodness, welfare, liberation

(noun)

Nominative, neuter, singular of śiva

śiva - auspicious, propitious, benevolent; (as noun) auspiciousness, welfare, liberation

Note: Predicate nominative.