योगवासिष्ठः yogavāsiṣṭhaḥ - book-2, chapter-5, verse-5

द्वौ हुडाविव युध्येते पुरुषार्थौ समासमौ ।
प्राक्तनश्चैहिकश्चैव शाम्यत्यत्राल्पवीर्यवान् ॥ ५ ॥

dvau huḍāviva yudhyete puruṣārthau samāsamau ,
prāktanaścaihikaścaiva śāmyatyatrālpavīryavān 5

5. dvau huḍau iva yudhyete puruṣārthau samāsamau
prāktanaḥ ca aihikaḥ ca eva śāmyati atra alpavīryavān

5. dvau puruṣārthau huḍau iva samāsamau yudhyete.
atra,
prāktanaḥ ca aihikaḥ ca eva,
alpavīryavān śāmyati.

5. Two types of human effort (puruṣa) contend like rams, some being equal, others unequal in strength. In this struggle, the weaker one, whether it stems from a past life or the current life, is overcome.

Words meanings summery:

• द्वौ (dvau) - two

• हुडौ (huḍau) - two rams

• इव (iva) - like, as, as if

• युध्येते (yudhyete) - they (two) fight, contend

• पुरुषार्थौ (puruṣārthau) - two human efforts, two human aims

• समासमौ (samāsamau) - equal and unequal, uneven, disparate

• प्राक्तनः (prāktanaḥ) - refers to the influence of past actions or karma (that which is from a former time/past, ancient, fate, destiny)

• च (ca) - and, also

• ऐहिकः (aihikaḥ) - refers to current life's effort or circumstances (that which is of this world/life, mundane, present)

• च (ca) - and, also

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

• शाम्यति (śāmyati) - becomes quiet, subsides, is overcome, ceases

• अत्र (atra) - here, in this matter, in this case

• अल्पवीर्यवान् (alpavīryavān) - the one with little strength, the weaker one

Words meanings and morphology

द्वौ (dvau) - two

(numeral)

हुडौ (huḍau) - two rams

(noun)

Nominative, masculine, dual of huḍa

huḍa - ram, sheep

इव (iva) - like, as, as if

(indeclinable)

Particle of comparison.

युध्येते (yudhyete) - they (two) fight, contend

(verb)

3rd person , dual, middle, present (laṭ) of yudh

Present Tense, Ātmanepada, 3rd Person, Dual

Root yudh (class 4) takes ya suffix.

Root: yudh (class 4)

पुरुषार्थौ (puruṣārthau) - two human efforts, two human aims

(noun)

Nominative, masculine, dual of puruṣārtha

puruṣārtha - human aim, human effort, object of human pursuit

Compound.

Compound type : ṣaṣṭhī-tatpuruṣa (puruṣa+artha)

• puruṣa – man, human being, person, soul, cosmic person
  noun (masculine)
  Root: pṛ (class 3)
• artha – meaning, purpose, wealth, object, gain, advantage
  noun (masculine)
  Derived from root ṛ (to go, to move).
  Root: ṛ (class 3)

समासमौ (samāsamau) - equal and unequal, uneven, disparate

(adjective)

Nominative, masculine, dual of samāsama

samāsama - equal and unequal, uneven, disparate

Compound.

Compound type : dvandva (sama+asama)

• sama – equal, same, uniform, balanced
  adjective (masculine)
• asama – unequal, uneven, incomparable
  adjective (masculine)
  Nañ-tatpuruṣa compound of na and sama.

Note: Qualifies puruṣārthau.

प्राक्तनः (prāktanaḥ) - refers to the influence of past actions or karma (that which is from a former time/past, ancient, fate, destiny)

(adjective)

Nominative, masculine, singular of prāktana

prāktana - ancient, former, of a previous time, relating to past karma

Derived from prāk (before) + tana (suffix indicating 'belonging to a time').

Note: Acts as a substantive (the past effort).

च (ca) - and, also

(indeclinable)

ऐहिकः (aihikaḥ) - refers to current life's effort or circumstances (that which is of this world/life, mundane, present)

(adjective)

Nominative, masculine, singular of aihika

aihika - relating to this world, mundane, of this life, present

Derived from iha (here, in this world) + ṭhak suffix.

Note: Acts as a substantive (the present effort).

च (ca) - and, also

(indeclinable)

एव (eva) - indeed, just, only, truly

(indeclinable)

शाम्यति (śāmyati) - becomes quiet, subsides, is overcome, ceases

(verb)

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

Present Tense, Parasmaipada, 3rd Person, Singular

Root śam (class 4).

Root: śam (class 4)

अत्र (atra) - here, in this matter, in this case

(indeclinable)

Locative adverb.

अल्पवीर्यवान् (alpavīryavān) - the one with little strength, the weaker one

(adjective)

Nominative, masculine, singular of alpavīryavat

alpavīryavat - having little strength, weak, feeble

Bahuvrīhi compound with vat suffix (possessive).

Compound type : bahuvrīhi (alpa+vīrya)

• alpa – little, small, few, insignificant
  adjective (masculine)
• vīrya – strength, power, energy, vigor, heroism
  noun (neuter)
  Derived from root vīr (to be strong).
  Root: vīr

Note: Acts as a substantive (the one possessing little strength).