वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-3, chapter-51, verse-13

येन त्वं व्यवसायेन बलान्मां हर्तुमिच्छसि ।
व्यवसायः स ते नीच भविष्यति निरर्थकः ॥१३॥

13. yena tvaṃ vyavasāyena balānmāṃ hartumicchasi ,
vyavasāyaḥ sa te nīca bhaviṣyati nirarthakaḥ.

13. yena tvam vyavasāyena balāt mām hartum icchasi
vyavasāyaḥ sa te nīca bhaviṣyati nirarthakaḥ

13. nīca tvam yena vyavasāyena balāt mām hartum
icchasi saḥ vyavasāyaḥ te nirarthakaḥ bhaviṣyati

13. O wretch, that endeavor by which you seek to abduct me by force will be entirely futile for you.

Words meanings summery:

• येन (yena) - by which, with which

• त्वम् (tvam) - you

• व्यवसायेन (vyavasāyena) - by the endeavor, by the undertaking

• बलात् (balāt) - by force, forcibly

• माम् (mām) - me

• हर्तुम् (hartum) - to abduct, to carry off, to steal

• इच्छसि (icchasi) - you desire, you wish

• व्यवसायः (vyavasāyaḥ) - the endeavor, the undertaking

• स (sa) - that, he

• ते (te) - for you, your

• नीच (nīca) - O wretch, O base one, O lowly one

• भविष्यति (bhaviṣyati) - will be, will become

• निरर्थकः (nirarthakaḥ) - fruitless, useless, futile, meaningless

Words meanings and morphology

येन (yena) - by which, with which

(pronoun)

Instrumental, masculine, singular of yad

yad - which, what (relative pronoun)

Note: Can also be neuter instrumental singular.

त्वम् (tvam) - you

(pronoun)

Nominative, singular of yuṣmad

yuṣmad - you (pronoun)

व्यवसायेन (vyavasāyena) - by the endeavor, by the undertaking

(noun)

Instrumental, masculine, singular of vyavasāya

vyavasāya - endeavor, undertaking, resolution, determination, business

Derived from root so- (to move, act) with prefixes vi- and ava-.

Prefixes: vi+ava

Root: so (class 4)

बलात् (balāt) - by force, forcibly

(indeclinable)

Note: Originally ablative singular of 'bala', used adverbially.

माम् (mām) - me

(pronoun)

Accusative, singular of asmad

asmad - I, me (pronoun)

हर्तुम् (hartum) - to abduct, to carry off, to steal

(indeclinable)

infinitive

Infinitive form of the verb root hṛ- (to seize, carry off).

Root: hṛ (class 1)

इच्छसि (icchasi) - you desire, you wish

(verb)

2nd person , singular, active, present (laṭ) of iṣ

Root: iṣ (class 6)

व्यवसायः (vyavasāyaḥ) - the endeavor, the undertaking

(noun)

Nominative, masculine, singular of vyavasāya

vyavasāya - endeavor, undertaking, resolution, determination, business

Derived from root so- (to move, act) with prefixes vi- and ava-.

Prefixes: vi+ava

Root: so (class 4)

स (sa) - that, he

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, it

ते (te) - for you, your

(pronoun)

Dative, singular of yuṣmad

yuṣmad - you (pronoun)

Note: Can also be genitive singular.

नीच (nīca) - O wretch, O base one, O lowly one

(adjective)

Vocative, masculine, singular of nīca

nīca - low, base, vile, mean, humble; a wretch, vile person

भविष्यति (bhaviṣyati) - will be, will become

(verb)

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

Root: bhū (class 1)

निरर्थकः (nirarthakaḥ) - fruitless, useless, futile, meaningless

(adjective)

Nominative, masculine, singular of nirarthaka

nirarthaka - fruitless, useless, futile, meaningless, vain

Compound type : bahuvrīhi (nis+artha+ka)

• nis – without, out, away, negation
  indeclinable
• artha – purpose, meaning, goal, wealth, object
  noun (masculine)
• ka – suffix indicating 'doing' or 'having'
  suffix
  A common suffix to form adjectives or nouns, often with little specific meaning beyond adjectival formation.