महाभारतः mahābhārataḥ - book-1, chapter-214, verse-20

आविवेशतुरापूर्णं रत्नैरुच्चावचैः शुभैः ।
यथोपजोषं सर्वश्च जनश्चिक्रीड भारत ॥२०॥

20. āviveśaturāpūrṇaṁ ratnairuccāvacaiḥ śubhaiḥ ,
yathopajoṣaṁ sarvaśca janaścikrīḍa bhārata.

20. āviveśatuḥ āpūrṇam ratnaiḥ uccāvacaiḥ śubhaiḥ
yathopajoṣam sarvaḥ ca janaḥ cikrīḍa bhārata

20. They both entered a place that was amply filled with auspicious jewels of various kinds. And all the people engaged in sports and amusements as they pleased, O Bhārata.

Words meanings summery:

• आविवेशतुः (āviveśatuḥ) - they two entered

• आपूर्णम् (āpūrṇam) - filled, full, complete

• रत्नैः (ratnaiḥ) - with jewels, with gems

• उच्चावचैः (uccāvacaiḥ) - with various kinds, with high and low quality (items)

• शुभैः (śubhaiḥ) - with beautiful things, with auspicious things

• यथोपजोषम् (yathopajoṣam) - according to one's pleasure, as liked

• सर्वः (sarvaḥ) - all, every

• च (ca) - and

• जनः (janaḥ) - people, person

• चिक्रीड (cikrīḍa) - played, sported

• भारत (bhārata) - O descendant of Bharata (an address to a king, likely Dhṛtarāṣṭra or Janamejaya) (O Bhārata)

Words meanings and morphology

आविवेशतुः (āviveśatuḥ) - they two entered

(verb)

3rd person , dual, active, perfect (lit) of āviś

Root 'viś' (class 6) with prefix 'ā'.

Prefix: ā

Root: viś (class 6)

आपूर्णम् (āpūrṇam) - filled, full, complete

(adjective)

Accusative, neuter, singular of āpūrṇa

āpūrṇa - filled, full, complete, accomplished

Past Passive Participle

Past passive participle of root 'pṝ' (to fill) with prefix 'ā'.

Prefix: ā

Root: pṝ (class 9)

रत्नैः (ratnaiḥ) - with jewels, with gems

(noun)

Instrumental, neuter, plural of ratna

ratna - jewel, gem, precious stone, treasure

उच्चावचैः (uccāvacaiḥ) - with various kinds, with high and low quality (items)

(adjective)

Instrumental, neuter, plural of uccāvaca

uccāvaca - high and low, various, diverse, of different kinds

Compound type : dvandva (ucca+avaca)

• ucca – high, tall, elevated
  adjective
• avaca – low, small
  adjective

शुभैः (śubhaiḥ) - with beautiful things, with auspicious things

(adjective)

Instrumental, neuter, plural of śubha

śubha - auspicious, beautiful, bright, good, excellent

यथोपजोषम् (yathopajoṣam) - according to one's pleasure, as liked

(indeclinable)

Compound type : avyayībhāva (yathā+upajoṣa)

• yathā – as, according to
  indeclinable
• upajoṣa – pleasure, liking, satisfaction
  noun (masculine)

सर्वः (sarvaḥ) - all, every

(pronoun)

Nominative, masculine, singular of sarva

sarva - all, every, whole, complete

च (ca) - and

(indeclinable)

जनः (janaḥ) - people, person

(noun)

Nominative, masculine, singular of jana

jana - person, man, creature, people, folk

Root: jan (class 4)

चिक्रीड (cikrīḍa) - played, sported

(verb)

3rd person , singular, active, perfect (lit) of krīḍ

Reduplicated form for the perfect tense.

Root: krīḍ (class 1)

भारत (bhārata) - O descendant of Bharata (an address to a king, likely Dhṛtarāṣṭra or Janamejaya) (O Bhārata)

(proper noun)

Vocative, masculine, singular of bhārata

bhārata - descendant of Bharata, relating to Bharata, an Indian

Derived from 'Bharata'.