योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-27, verse-39

तत्तावद्युक्तियुद्धेन तान्प्रबोधयतामराः ।
यावदभ्यासवशतो भविष्यन्ति सवासनाः ॥ ३९ ॥

tattāvadyuktiyuddhena tānprabodhayatāmarāḥ ,
yāvadabhyāsavaśato bhaviṣyanti savāsanāḥ 39

39. tat tāvat yuktiyuddhena tān prabodhaya amarāḥ
yāvat abhyāsavaśataḥ bhaviṣyanti savāsanāḥ

39. amarāḥ tat tāvat yuktiyuddhena tān prabodhaya
yāvat abhyāsavaśataḥ savāsanāḥ bhaviṣyanti

39. Therefore, O immortals, awaken them with reasoning until, through the power of practice, they become imbued with (their own) latent tendencies (vāsanā).

Words meanings summery:

• तत् (tat) - therefore (introducing a consequence or instruction) (that, therefore)

• तावत् (tāvat) - so long, until, to such an extent

• युक्तियुद्धेन (yuktiyuddhena) - by a battle of arguments, by logical reasoning

• तान् (tān) - referring to the 'atyajñapuruṣāḥ' from verse 38 (them, those)

• प्रबोधय (prabodhaya) - awaken, enlighten, instruct

• अमराः (amarāḥ) - vocative address to the gods (O immortals, O gods)

• यावत् (yāvat) - until, as long as

• अभ्यासवशतः (abhyāsavaśataḥ) - by the power of practice, due to constant repetition

• भविष्यन्ति (bhaviṣyanti) - will become, will be

• सवासनाः (savāsanāḥ) - fully possessing their latent tendencies (vāsanā) (imbued with latent tendencies, having impressions)

Words meanings and morphology

तत् (tat) - therefore (introducing a consequence or instruction) (that, therefore)

(pronoun)

neuter, singular of tad

tad - that, it, therefore

Note: Used here adverbially to mean 'therefore'.

तावत् (tāvat) - so long, until, to such an extent

(indeclinable)

युक्तियुद्धेन (yuktiyuddhena) - by a battle of arguments, by logical reasoning

(noun)

Instrumental, neuter, singular of yuktiyuddha

yuktiyuddha - a battle of arguments, logical reasoning, debate

Compound type : tatpurusha (yukti+yuddha)

• yukti – reason, logic, propriety, device
  noun (feminine)
  From root 'yuj' (to join, to apply)
  Root: yuj (class 7)
• yuddha – battle, fight, war
  noun (neuter)
  Past Passive Participle (originally)
  From root 'yudh' (to fight)
  Root: yudh (class 4)

तान् (tān) - referring to the 'atyajñapuruṣāḥ' from verse 38 (them, those)

(pronoun)

Accusative, masculine, plural of tad

tad - that, those

प्रबोधय (prabodhaya) - awaken, enlighten, instruct

(verb)

2nd person , plural, active, imperative (loṭ) of prabudh

Causal form of 'budh' with prefix 'pra'. Imperative Mood.

Causal stem 'bodhaya'.

Prefix: pra

Root: budh (class 1)

अमराः (amarāḥ) - vocative address to the gods (O immortals, O gods)

(noun)

Vocative, masculine, plural of amara

amara - immortal, a god, a deity

From 'a' (not) + 'mara' (mortal, from root 'mṛ' - to die)

Compound type : nah-tatpurusha (a+mara)

• a – not, non-
  indeclinable
• mara – mortal, dying
  adjective (masculine)
  From root 'mṛ' (to die)
  Root: mṛ (class 6)

यावत् (yāvat) - until, as long as

(indeclinable)

अभ्यासवशतः (abhyāsavaśataḥ) - by the power of practice, due to constant repetition

(indeclinable)

Formed from 'abhyāsavaśa' (power of practice) + suffix 'tas' (from, by means of).

Compound type : tatpurusha (abhyāsa+vaśa)

• abhyāsa – practice, repetition, habit, study
  noun (masculine)
  From 'abhi' + 'as' (to throw, to cast) or 'abhya' + 'āsa' (sitting near, repetition)
  Prefix: abhi
  Root: as (class 4)
• vaśa – will, control, power, subjugation
  noun (masculine)

भविष्यन्ति (bhaviṣyanti) - will become, will be

(verb)

3rd person , plural, active, future (lṛṭ) of bhū

Future Tense

From root 'bhū'.

Root: bhū (class 1)

सवासनाः (savāsanāḥ) - fully possessing their latent tendencies (vāsanā) (imbued with latent tendencies, having impressions)

(adjective)

Nominative, masculine, plural of savāsanā

savāsanā - having latent impressions, possessing tendencies

From 'sa' (with) + 'vāsanā' (latent impression).

Compound type : bahuvrihi (sa+vāsanā)

• sa – with, together with
  indeclinable
• vāsanā – latent impression, mental imprint, subconscious tendency (vāsanā)
  noun (feminine)
  From root 'vas' (to dwell, to perfume)
  Root: vas (class 1)