वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-7, chapter-32, verse-52

रुद्रकालाविव क्रुद्धौ तौ तथा राक्षसार्जुनौ ।
परस्परं गदाभ्यां तौ ताडयामासतुर्भृशम् ॥५२॥

52. rudrakālāviva kruddhau tau tathā rākṣasārjunau ,
parasparaṃ gadābhyāṃ tau tāḍayāmāsaturbhṛśam.

52. rudrakālau iva kruddhau tau tathā rākṣasārjunau
parasparam gadābhyām tau tāḍayāmāsatuḥ bhṛśam

52. tau rākṣasārjunau kruddhau rudrakālau iva tathā
tau parasparam gadābhyām bhṛśam tāḍayāmāsatuḥ

52. Enraged like Rudra and Kāla (Death), those two, the rākṣasa and Arjuna, similarly struck each other vehemently with their maces.

Words meanings summery:

• रुद्रकालौ (rudrakālau) - Rudra, the fierce god, and Kāla, the personification of Death (Rudra and Kāla)

• इव (iva) - like, as, as if

• क्रुद्धौ (kruddhau) - enraged, angry, furious

• तौ (tau) - those two

• तथा (tathā) - similarly, thus, so

• राक्षसार्जुनौ (rākṣasārjunau) - the rākṣasa and Arjuna

• परस्परम् (parasparam) - each other, mutually

• गदाभ्याम् (gadābhyām) - with maces, by means of maces

• तौ (tau) - those two

• ताडयामासतुः (tāḍayāmāsatuḥ) - they struck, they beat

• भृशम् (bhṛśam) - greatly, vehemently, intensely, severely

Words meanings and morphology

रुद्रकालौ (rudrakālau) - Rudra, the fierce god, and Kāla, the personification of Death (Rudra and Kāla)

(noun)

Nominative, masculine, dual of rudrakāla

rudrakāla - Rudra and Kāla

Compound type : dvandva (rudra+kāla)

• rudra – Rudra, the roarer, a Vedic deity, epithet of Shiva
  proper noun (masculine)
• kāla – time, death, black
  noun (masculine)

इव (iva) - like, as, as if

(indeclinable)

क्रुद्धौ (kruddhau) - enraged, angry, furious

(adjective)

Nominative, masculine, dual of kruddha

kruddha - enraged, angry, furious

Past Passive Participle

From √krudh (to be angry)

Root: krudh (class 4)

तौ (tau) - those two

(pronoun)

Nominative, masculine, dual of tad

tad - that, those

तथा (tathā) - similarly, thus, so

(indeclinable)

राक्षसार्जुनौ (rākṣasārjunau) - the rākṣasa and Arjuna

(noun)

Nominative, masculine, dual of rākṣasārjuna

rākṣasārjuna - a rākṣasa and Arjuna

Compound type : dvandva (rākṣasa+arjuna)

• rākṣasa – a demon, an evil being
  noun (masculine)
• arjuna – Arjuna (a Pandava prince), white, silvery
  proper noun (masculine)

परस्परम् (parasparam) - each other, mutually

(indeclinable)

Note: Used adverbially.

गदाभ्याम् (gadābhyām) - with maces, by means of maces

(noun)

Instrumental, feminine, dual of gadā

gadā - mace, club

तौ (tau) - those two

(pronoun)

Nominative, masculine, dual of tad

tad - that, those

ताडयामासतुः (tāḍayāmāsatuḥ) - they struck, they beat

(verb)

3rd person , dual, active, perfect (Lit) of tāḍayāmāsa

Periphrastic perfect of the causative of √taḍ (to strike)

Root: taḍ (class 10)

भृशम् (bhṛśam) - greatly, vehemently, intensely, severely

(indeclinable)

Note: Used adverbially.