महाभारतः mahābhārataḥ - book-3, chapter-2, verse-22

तदाशुप्रतिकाराच्च सततं चाविचिन्तनात् ।
आधिव्याधिप्रशमनं क्रियायोगद्वयेन तु ॥२२॥

22. tadāśupratikārācca satataṁ cāvicintanāt ,
ādhivyādhipraśamanaṁ kriyāyogadvayena tu.

22. tadā āśu pratikārāt ca satatam ca avicintanāt
ādhi-vyādhi-praśamanam kriyā-yoga-dvayena tu

22. Then, the alleviation of mental distress (ādhi) and physical illness (vyādhi) is achieved by these two practical methods: swift counteraction and constant non-worry.

Words meanings summery:

• तदा (tadā) - then, at that time

• आशु (āśu) - swiftly, quickly, immediately

• प्रतिकारात् (pratikārāt) - from counteraction, from remedy, from defense

• च (ca) - and, also

• सततम् (satatam) - constantly, always, continuously

• च (ca) - and, also

• अविचिन्तनात् (avicintanāt) - from not worrying, from non-dwelling, from not thinking excessively

• आधि-व्याधि-प्रशमनम् (ādhi-vyādhi-praśamanam) - alleviation of mental distress (ādhi) and physical illness (vyādhi)

• क्रिया-योग-द्वयेन (kriyā-yoga-dvayena) - by the two methods of swift counteraction and constant non-worry, which are practical applications (by the pair of practical methods/disciplines)

• तु (tu) - but, indeed, yet, moreover

Words meanings and morphology

तदा (tadā) - then, at that time

(indeclinable)

आशु (āśu) - swiftly, quickly, immediately

(indeclinable)

प्रतिकारात् (pratikārāt) - from counteraction, from remedy, from defense

(noun)

Ablative, masculine, singular of pratikāra

pratikāra - counteraction, remedy, defense, retaliation

Derived from 'kṛ' (to do) with 'prati' (against)

Prefix: prati

Root: kṛ (class 8)

च (ca) - and, also

(indeclinable)

सततम् (satatam) - constantly, always, continuously

(indeclinable)

Note: Accusative singular neuter of the adjective `satata` functioning as an adverb.

च (ca) - and, also

(indeclinable)

अविचिन्तनात् (avicintanāt) - from not worrying, from non-dwelling, from not thinking excessively

(noun)

Ablative, neuter, singular of avicintana

avicintana - non-worrying, not dwelling upon, freedom from anxiety, thoughtlessness

Derived from the root 'cint' (to think) with prefix 'vi' and negation 'a-'.

Compound type : nañ-tatpuruṣa (a+vicintana)

• a – not, non-, un-
  indeclinable
  Negative prefix
• vicintana – thinking, reflecting, worrying, dwelling upon
  noun (neuter)
  Derived from 'cint' (to think) with 'vi'
  Prefix: vi
  Root: cint (class 10)

आधि-व्याधि-प्रशमनम् (ādhi-vyādhi-praśamanam) - alleviation of mental distress (ādhi) and physical illness (vyādhi)

(noun)

Nominative, neuter, singular of ādhi-vyādhi-praśamana

ādhi-vyādhi-praśamana - alleviation of mental distress and physical illness

Compound type : dvandva-tatpuruṣa (ādhi+vyādhi+praśamana)

• ādhi – mental distress, anxiety, psychological suffering
  noun (masculine)
  Derived from 'dhā' (to place) with 'ā' (towards)
  Prefix: ā
  Root: dhā (class 3)
• vyādhi – physical illness, disease, sickness
  noun (masculine)
  Derived from 'dhā' (to place) with 'vi' and 'ā'
  Prefixes: vi+ā
  Root: dhā (class 3)
• praśamana – calming, quieting, alleviation, suppression
  noun (neuter)
  Derived from 'śam' (to calm) with 'pra'
  Prefix: pra
  Root: śam (class 4)

Note: Can also be accusative singular. Here functioning as the subject of an implied predicate ('is achieved').

क्रिया-योग-द्वयेन (kriyā-yoga-dvayena) - by the two methods of swift counteraction and constant non-worry, which are practical applications (by the pair of practical methods/disciplines)

(noun)

Instrumental, neuter, singular of kriyā-yoga-dvaya

kriyā-yoga-dvaya - a pair of practical methods/disciplines

Compound type : tatpuruṣa (kriyāyoga+dvaya)

• kriyāyoga – practical application, yoga of action, practical discipline (yoga)
  noun (masculine)
• dvaya – a pair, two, a couple
  noun (neuter)

तु (tu) - but, indeed, yet, moreover

(indeclinable)