महाभारतः mahābhārataḥ - book-13, chapter-9, verse-18

स एव हि यदा तुष्टो वचसा प्रतिनन्दति ।
भवत्यगदसंकाशो विषये तस्य भारत ॥१८॥

18. sa eva hi yadā tuṣṭo vacasā pratinandati ,
bhavatyagadasaṁkāśo viṣaye tasya bhārata.

18. saḥ eva hi yadā tuṣṭaḥ vacasā pratinandati
bhavati agadasaṃkāśaḥ viṣaye tasya bhārata

18. bhārata,
yadā saḥ eva hi tuṣṭaḥ vacasā pratinandati,
(tadā saḥ) tasya viṣaye agadasaṃkāśaḥ bhavati.

18. But, O Bhārata, when that very person is pleased and expresses approval with his words, he becomes like an antidote (agada) in that regard for the other.

Words meanings summery:

• सः (saḥ) - that very person (referring to the angry person from the previous verse) (he, that)

• एव (eva) - very (emphasizing 'that person') (only, just, indeed, certainly, very)

• हि (hi) - but, indeed (introducing a contrast) (indeed, surely, because, for)

• यदा (yadā) - when (when, whenever)

• तुष्टः (tuṣṭaḥ) - pleased (pleased, satisfied, contented, happy)

• वचसा (vacasā) - with his words (by speech, with words, by a statement)

• प्रतिनन्दति (pratinandati) - expresses approval (welcomes, greets, rejoices at, expresses approval)

• भवति (bhavati) - becomes (becomes, is, happens, exists)

• अगदसंकाशः (agadasaṁkāśaḥ) - like an antidote (agada) (resembling medicine, like an antidote)

• विषये (viṣaye) - in that regard (or matter) (in the matter of, in the object, in the sphere, in the country)

• तस्य (tasya) - for the other (person), in his (the other's) case (his, its, of that)

• भारत (bhārata) - O Bhārata! (O descendant of Bharata! O Bhārata!)

Words meanings and morphology

सः (saḥ) - that very person (referring to the angry person from the previous verse) (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

एव (eva) - very (emphasizing 'that person') (only, just, indeed, certainly, very)

(indeclinable)

हि (hi) - but, indeed (introducing a contrast) (indeed, surely, because, for)

(indeclinable)

यदा (yadā) - when (when, whenever)

(indeclinable)

तुष्टः (tuṣṭaḥ) - pleased (pleased, satisfied, contented, happy)

(adjective)

Nominative, masculine, singular of tuṣṭa

tuṣṭa - pleased, satisfied, contented, happy

Past Passive Participle

Derived from the verb root √tuṣ (to be pleased, satisfied).

Root: tuṣ (class 4)

वचसा (vacasā) - with his words (by speech, with words, by a statement)

(noun)

Instrumental, neuter, singular of vacas

vacas - speech, word, statement, voice

प्रतिनन्दति (pratinandati) - expresses approval (welcomes, greets, rejoices at, expresses approval)

(verb)

3rd person , singular, active, present (laṭ) of prati-nand

Prefix: prati

Root: nand (class 1)

भवति (bhavati) - becomes (becomes, is, happens, exists)

(verb)

3rd person , singular, active, present (laṭ) of bhū

Root: bhū (class 1)

अगदसंकाशः (agadasaṁkāśaḥ) - like an antidote (agada) (resembling medicine, like an antidote)

(adjective)

Nominative, masculine, singular of agadasaṃkāśa

agadasaṁkāśa - resembling an antidote, like medicine

Compound of 'agada' (medicine, antidote) and 'saṃkāśa' (resembling, appearing like).

Compound type : tatpuruṣa (agada+saṃkāśa)

• agada – medicine, antidote, healthy, free from disease
  noun (masculine)
  Derived from 'a-' (negation) and 'gada' (disease).
• saṃkāśa – resembling, similar, like, appearing as
  adjective
  Derived from 'sam-kāś' (to appear together, to shine equally).
  Prefix: sam
  Root: kāś (class 1)

विषये (viṣaye) - in that regard (or matter) (in the matter of, in the object, in the sphere, in the country)

(noun)

Locative, masculine, singular of viṣaya

viṣaya - object, sphere, realm, matter, subject, country

तस्य (tasya) - for the other (person), in his (the other's) case (his, its, of that)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

भारत (bhārata) - O Bhārata! (O descendant of Bharata! O Bhārata!)

(proper noun)

Vocative, masculine, singular of bhārata

bhārata - descendant of Bharata, relating to Bharata, Indian