वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-3, chapter-32, verse-21

कुरु प्रियं तथा तेषां रक्षसां राक्षसेश्वर ।
वधात्तस्य नृशंसस्य रामस्याश्रमवासिनः ॥२१॥

21. kuru priyaṃ tathā teṣāṃ rakṣasāṃ rākṣaseśvara ,
vadhāttasya nṛśaṃsasya rāmasyāśramavāsinaḥ.

21. kuru priyam tathā teṣām rakṣasām rākṣaseśvara
vadhāt tasya nṛśaṃsasya rāmasya āśramavāsinaḥ

21. rākṣaseśvara tathā teṣām rakṣasām priyam kuru
tasya nṛśaṃsasya āśramavāsinaḥ rāmasya vadhāt

21. O lord of the rākṣasas (Rāvaṇa), thus do what is pleasing to those rākṣasas by the killing of that cruel Rāma, who dwells in the hermitage (āśrama).

Words meanings summery:

• कुरु (kuru) - do (a favor) (do, make, perform)

• प्रियम् (priyam) - a favor, what is pleasing (dear, pleasing, agreeable; a favor, kindness)

• तथा (tathā) - thus, in that way (thus, so, in that manner)

• तेषाम् (teṣām) - of those (rākṣasas) (of them)

• रक्षसाम् (rakṣasām) - of the demons (rākṣasas) (of the rākṣasas (demons))

• राक्षसेश्वर (rākṣaseśvara) - O Rāvaṇa (O lord of rākṣasas)

• वधात् (vadhāt) - by means of killing (Rāma) (from killing, by killing, on account of killing)

• तस्य (tasya) - of that (Rāma) (of him, his, of that)

• नृशंसस्य (nṛśaṁsasya) - of the cruel one (Rāma, from Śūrpaṇakhā's perspective) (of the cruel, of the wicked)

• रामस्य (rāmasya) - of Rāma

• आश्रमवासिनः (āśramavāsinaḥ) - of him who resides in the hermitage (of the hermit-dweller, of the resident of an āśrama)

Words meanings and morphology

कुरु (kuru) - do (a favor) (do, make, perform)

(verb)

2nd person , singular, active, imperative (loṭ) of kṛ

Imperative, active voice, 2nd person singular.

Root: kṛ (class 8)

प्रियम् (priyam) - a favor, what is pleasing (dear, pleasing, agreeable; a favor, kindness)

(noun)

Accusative, neuter, singular of priya

priya - dear, beloved, pleasing; a beloved person, a favor

Note: Object of 'kuru'.

तथा (tathā) - thus, in that way (thus, so, in that manner)

(indeclinable)

तेषाम् (teṣām) - of those (rākṣasas) (of them)

(pronoun)

Genitive, masculine, plural of tad

tad - that, he, she, it

Note: Demonstrative pronoun.

रक्षसाम् (rakṣasām) - of the demons (rākṣasas) (of the rākṣasas (demons))

(noun)

Genitive, neuter, plural of rakṣas

rakṣas - demon, rākṣasa

Note: Can be neuter or masculine in plural genitive.

राक्षसेश्वर (rākṣaseśvara) - O Rāvaṇa (O lord of rākṣasas)

(proper noun)

Vocative, masculine, singular of rākṣaseśvara

rākṣaseśvara - lord of rākṣasas

Compound type : tatpuruṣa (rākṣasa+īśvara)

• rākṣasa – demon, rākṣasa
  noun (masculine)
• īśvara – lord, master, controller
  noun (masculine)

Note: Compound meaning 'Lord of Rākṣasas'.

वधात् (vadhāt) - by means of killing (Rāma) (from killing, by killing, on account of killing)

(noun)

Ablative, masculine, singular of vadha

vadha - killing, slaying, striking

From root han (to strike, kill), with strengthening and substitution

Root: han (class 2)

Note: Expresses means or cause.

तस्य (tasya) - of that (Rāma) (of him, his, of that)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

Note: Demonstrative pronoun.

नृशंसस्य (nṛśaṁsasya) - of the cruel one (Rāma, from Śūrpaṇakhā's perspective) (of the cruel, of the wicked)

(adjective)

Genitive, masculine, singular of nṛśaṃsa

nṛśaṁsa - cruel, wicked, vicious, mischievous

Note: Agrees with 'rāmasya'.

रामस्य (rāmasya) - of Rāma

(proper noun)

Genitive, masculine, singular of rāma

rāma - Rāma (a proper name), pleasing, black, dark

आश्रमवासिनः (āśramavāsinaḥ) - of him who resides in the hermitage (of the hermit-dweller, of the resident of an āśrama)

(noun)

Genitive, masculine, singular of āśramavāsin

āśramavāsin - hermit-dweller, resident of an āśrama

Compound type : tatpuruṣa (āśrama+vāsin)

• āśrama – hermitage, monastery, stage of life
  noun (masculine)
  From ā- + śram (to toil)
  Prefix: ā
  Root: śram (class 4)
• vāsin – dweller, inhabitant, resident
  adjective (masculine)
  Agent noun from root vas (to dwell)
  Root: vas (class 1)

Note: Compound meaning 'dweller in an āśrama'.