महाभारतः mahābhārataḥ - book-2, chapter-22, verse-55

ततो युधिष्ठिरमुखाः पाण्डवा भरतर्षभ ।
प्रदक्षिणमकुर्वन्त कृष्णमक्लिष्टकारिणम् ॥५५॥

55. tato yudhiṣṭhiramukhāḥ pāṇḍavā bharatarṣabha ,
pradakṣiṇamakurvanta kṛṣṇamakliṣṭakāriṇam.

55. tataḥ yudhiṣṭhiramukhāḥ pāṇḍavāḥ bharatarṣabha
pradakṣiṇam akurvanta kṛṣṇam akliṣṭakāriṇam

55. Then, O best of Bharatas, the Pandavas, led by Yudhishthira, performed a respectful circumambulation of Krishna, who accomplishes deeds effortlessly.

Words meanings summery:

• ततः (tataḥ) - then, thereafter, from there

• युधिष्ठिरमुखाः (yudhiṣṭhiramukhāḥ) - headed by Yudhishthira

• पाण्डवाः (pāṇḍavāḥ) - the sons of Pandu, the Pandavas

• भरतर्षभ (bharatarṣabha) - O best of Bharatas

• प्रदक्षिणम् (pradakṣiṇam) - respectful circumambulation

• अकुर्वन्त (akurvanta) - they did, they performed

• कृष्णम् (kṛṣṇam) - Krishna

• अक्लिष्टकारिणम् (akliṣṭakāriṇam) - to the one whose actions are effortless, to the flawless performer

Words meanings and morphology

ततः (tataḥ) - then, thereafter, from there

(indeclinable)

Derived from 'tad' with the suffix -tas.

युधिष्ठिरमुखाः (yudhiṣṭhiramukhāḥ) - headed by Yudhishthira

(adjective)

Nominative, masculine, plural of yudhiṣṭhiramukha

yudhiṣṭhiramukha - headed by Yudhishthira, Yudhishthira being foremost

Compound type : bahuvrihi (yudhiṣṭhira+mukha)

• yudhiṣṭhira – Yudhishthira (proper name), steady in battle
  proper noun (masculine)
• mukha – face, mouth, head, chief
  noun (masculine)

Note: Agreeing with 'pāṇḍavāḥ'.

पाण्डवाः (pāṇḍavāḥ) - the sons of Pandu, the Pandavas

(proper noun)

Nominative, masculine, plural of pāṇḍava

pāṇḍava - descendant of Pandu, Pandava

Patronymic from Pandu.

Note: Subject of the verb 'akurvanta'.

भरतर्षभ (bharatarṣabha) - O best of Bharatas

(noun)

Vocative, masculine, singular of bharatarṣabha

bharatarṣabha - bull of the Bharatas, best of Bharatas

Compound type : tatpurusha (bharata+ṛṣabha)

• bharata – descendant of Bharata, a Bharata
  proper noun (masculine)
• ṛṣabha – bull, best, excellent
  noun (masculine)

Note: An address to Dhritarashtra or Sanjaya.

प्रदक्षिणम् (pradakṣiṇam) - respectful circumambulation

(noun)

Accusative, neuter, singular of pradakṣiṇa

pradakṣiṇa - circumambulation (clockwise), auspicious turning

Note: Object of the verb 'akurvanta'.

अकुर्वन्त (akurvanta) - they did, they performed

(verb)

3rd person , plural, middle, past imperfect (laṅ) of kṛ

Root: kṛ (class 8)

कृष्णम् (kṛṣṇam) - Krishna

(proper noun)

Accusative, masculine, singular of kṛṣṇa

kṛṣṇa - Krishna (proper name)

Note: Object of the circumambulation.

अक्लिष्टकारिणम् (akliṣṭakāriṇam) - to the one whose actions are effortless, to the flawless performer

(adjective)

Accusative, masculine, singular of akliṣṭakārin

akliṣṭakārin - one who performs deeds effortlessly/flawlessly

Compound type : bahuvrihi (a+kliṣṭa+kārin)

• a – not, un-
  indeclinable
• kliṣṭa – troubled, strained, difficult
  adjective (masculine)
  Past Passive Participle
  P.P.P. of √kliś.
  Root: kliś (class 4)
• kārin – doing, making, performing (agent)
  adjective (masculine)
  Agent noun suffix -in
  Derived from √kṛ with suffix -in.
  Root: kṛ (class 8)

Note: Agreeing with 'kṛṣṇam'.