महाभारतः mahābhārataḥ - book-5, chapter-101, verse-4

इह नानाविधाकारा नानाविधविभूषणाः ।
सुरसायाः सुता नागा निवसन्ति गतव्यथाः ॥४॥

4. iha nānāvidhākārā nānāvidhavibhūṣaṇāḥ ,
surasāyāḥ sutā nāgā nivasanti gatavyathāḥ.

4. iha nānāvidhākārāḥ nānāvidhavibhūṣaṇāḥ
surasāyāḥ sutāḥ nāgāḥ nivasanti gatavyathāḥ

4. Here reside the Nāgas, the sons of Surasā, appearing in various forms and adorned with diverse ornaments. They are free from distress.

Words meanings summery:

• इह (iha) - here (here, in this place, now)

• नानाविधाकाराः (nānāvidhākārāḥ) - appearing in various forms (having various forms, of diverse appearance)

• नानाविधविभूषणाः (nānāvidhavibhūṣaṇāḥ) - adorned with diverse ornaments (adorned with various kinds of ornaments, having manifold decorations)

• सुरसायाः (surasāyāḥ) - of Surasā (a proper noun) (of Surasā)

• सुताः (sutāḥ) - sons (sons, children)

• नागाः (nāgāḥ) - Nāgas (mythical serpent beings) (serpents, Nāgas (a type of mythical serpent deity))

• निवसन्ति (nivasanti) - they dwell (they dwell, they reside, they live)

• गतव्यथाः (gatavyathāḥ) - free from distress (free from trouble, dispelling pain, relieved of sorrow)

Words meanings and morphology

इह (iha) - here (here, in this place, now)

(indeclinable)

नानाविधाकाराः (nānāvidhākārāḥ) - appearing in various forms (having various forms, of diverse appearance)

(adjective)

Nominative, masculine, plural of nānāvidhākāra

nānāvidhākāra - of various forms, having manifold shapes

Compound type : bahuvrīhi (nānāvidha+ākāra)

• nānāvidha – various kinds, manifold, diverse
  adjective
• ākāra – form, shape, appearance, figure
  noun (masculine)
  Prefix: ā
  Root: kṛ (class 8)

Note: Describes 'nāgāḥ'.

नानाविधविभूषणाः (nānāvidhavibhūṣaṇāḥ) - adorned with diverse ornaments (adorned with various kinds of ornaments, having manifold decorations)

(adjective)

Nominative, masculine, plural of nānāvidhavibhūṣaṇa

nānāvidhavibhūṣaṇa - adorned with various ornaments

Compound type : bahuvrīhi (nānāvidha+vibhūṣaṇa)

• nānāvidha – various kinds, manifold, diverse
  adjective
• vibhūṣaṇa – ornament, decoration, adorning
  noun (neuter)
  Prefix: vi
  Root: bhūṣ (class 10)

Note: Describes 'nāgāḥ'.

सुरसायाः (surasāyāḥ) - of Surasā (a proper noun) (of Surasā)

(proper noun)

Genitive, feminine, singular of surasā

surasā - Surasā (name of a mother of Nāgas)

Note: Possessive case, "of Surasā".

सुताः (sutāḥ) - sons (sons, children)

(noun)

Nominative, masculine, plural of suta

suta - son, child

Root: sū (class 2)

Note: Subject, referring to the Nāgas.

नागाः (nāgāḥ) - Nāgas (mythical serpent beings) (serpents, Nāgas (a type of mythical serpent deity))

(noun)

Nominative, masculine, plural of nāga

nāga - serpent, cobra, elephant, a mythical serpent deity (nāga)

Note: Main subject of the sentence.

निवसन्ति (nivasanti) - they dwell (they dwell, they reside, they live)

(verb)

3rd person , plural, active, present (laṭ) of nivas

Prefix: ni

Root: vas (class 1)

Note: The main verb for 'nāgāḥ'.

गतव्यथाः (gatavyathāḥ) - free from distress (free from trouble, dispelling pain, relieved of sorrow)

(adjective)

Nominative, masculine, plural of gatavyatha

gatavyatha - free from pain/trouble, having pain gone

Compound type : bahuvrīhi (gata+vyathā)

• gata – gone, departed, reached
  participle
  Past Passive Participle
  Derived from root gam.
  Root: gam (class 1)
• vyathā – pain, distress, trouble, anxiety
  noun (feminine)
  Root: vyath (class 1)

Note: Describes 'nāgāḥ'.