महाभारतः mahābhārataḥ - book-12, chapter-253, verse-19

स कदाचिन्निराहारो वायुभक्षो महातपाः ।
तस्थौ काष्ठवदव्यग्रो न चचाल च कर्हिचित् ॥१९॥

19. sa kadācinnirāhāro vāyubhakṣo mahātapāḥ ,
tasthau kāṣṭhavadavyagro na cacāla ca karhicit.

19. saḥ kadācit nirāhāraḥ vāyubhakṣaḥ mahātapāḥ
tasthau kāṣṭhavat avyagraḥ na cacāla ca karhicit

19. saḥ mahātapāḥ nirāhāraḥ vāyubhakṣaḥ kadācit
kāṣṭhavat avyagraḥ tasthau ca karhicit na cacāla

19. He, a great ascetic (tapasvin) subsisting on air and abstaining from food, once remained still like a log of wood, completely undisturbed, never moving at all.

Words meanings summery:

• सः (saḥ) - he, that

• कदाचित् (kadācit) - once, sometimes, at some time

• निराहारः (nirāhāraḥ) - fasting, without food, abstaining from food

• वायुभक्षः (vāyubhakṣaḥ) - subsisting on air, living on air

• महातपाः (mahātapāḥ) - the great ascetic (of great austerity, performing great asceticism (tapas))

• तस्थौ (tasthau) - stood, remained

• काष्ठवत् (kāṣṭhavat) - like wood, like a log

• अव्यग्रः (avyagraḥ) - undisturbed, calm, tranquil, not agitated

• न (na) - not, no

• चचाल (cacāla) - moved

• च (ca) - and

• कर्हिचित् (karhicit) - ever, at any time

Words meanings and morphology

सः (saḥ) - he, that

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

कदाचित् (kadācit) - once, sometimes, at some time

(indeclinable)

निराहारः (nirāhāraḥ) - fasting, without food, abstaining from food

(adjective)

Nominative, masculine, singular of nirāhāra

nirāhāra - without food, fasting, abstaining from food

Compound type : bahuvrīhi (nis+āhāra)

• nis – out, forth, without
  indeclinable
  prefix
• āhāra – food, eating, taking
  noun (masculine)
  from ā-hṛ
  Prefix: ā
  Root: hṛ (class 1)

वायुभक्षः (vāyubhakṣaḥ) - subsisting on air, living on air

(adjective)

Nominative, masculine, singular of vāyubhakṣa

vāyubhakṣa - one who eats air, subsisting on air

Compound type : bahuvrīhi (vāyu+bhakṣa)

• vāyu – wind, air, vital breath
  noun (masculine)
• bhakṣa – eating, food, eater
  noun (masculine)
  from root bhakṣ (to eat)
  Root: bhakṣ (class 10)

महातपाः (mahātapāḥ) - the great ascetic (of great austerity, performing great asceticism (tapas))

(adjective)

Nominative, masculine, singular of mahātapas

mahātapas - great ascetic (tapas), great austerity

Compound type : bahuvrīhi (mahā+tapas)

• mahā – great, large, mighty
  adjective
• tapas – heat, austerity, asceticism (tapas)
  noun (neuter)
  Root: tap (class 1)

Note: This word functions as a noun here, referring to 'the great ascetic'.

तस्थौ (tasthau) - stood, remained

(verb)

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

Root: sthā (class 1)

Note: From √sthā (to stand).

काष्ठवत् (kāṣṭhavat) - like wood, like a log

(indeclinable)

adverbial suffix -vat

Note: From `kāṣṭha` (wood) + `-vat` (like).

अव्यग्रः (avyagraḥ) - undisturbed, calm, tranquil, not agitated

(adjective)

Nominative, masculine, singular of avyagra

avyagra - not agitated, calm, undisturbed, tranquil

Compound type : tatpuruṣa (a+vyagra)

• a – not, un-
  indeclinable
  negating prefix
• vyagra – agitated, perplexed, busy
  adjective (masculine)
  Prefixes: vi+ā
  Root: ag (class 1)

न (na) - not, no

(indeclinable)

चचाल (cacāla) - moved

(verb)

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

Root: cal (class 1)

Note: From √cal (to move).

च (ca) - and

(indeclinable)

कर्हिचित् (karhicit) - ever, at any time

(indeclinable)