योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-23, verse-4

विहरन्भूतलं गच्छंस्त्वत्पितामहपत्तनम् ।
प्राप्तोऽस्मि कामप्यादीर्घामरण्यानीं महातपाम् ॥ ४ ॥

viharanbhūtalaṃ gacchaṃstvatpitāmahapattanam ,
prāpto'smi kāmapyādīrghāmaraṇyānīṃ mahātapām 4

4. viharan bhūtalam gacchan tvatpitāmahapattanam
prāptaḥ asmi kām api adīrghām araṇyānīm mahātampām

4. aham tvatpitāmahapattanam gacchan bhūtalam viharan
kām api adīrghām araṇyānīm mahātampām prāptaḥ asmi

4. Wandering on the earth, as I was going towards your grandfather's city, I reached a vast, intensely scorching forest.

Words meanings summery:

• विहरन् (viharan) - wandering, roaming

• भूतलम् (bhūtalam) - surface of the earth, ground

• गच्छन् (gacchan) - going

• त्वत्पितामहपत्तनम् (tvatpitāmahapattanam) - to your grandfather's city

• प्राप्तः (prāptaḥ) - reached, obtained

• अस्मि (asmi) - I am

• काम् (kām) - 'some' or 'a certain' in conjunction with 'api'. (whom, which, some (feminine))

• अपि (api) - 'some' or 'a certain' when combined with 'kām'. (also, even, indeed, (with interrogative) any/some)

• अदीर्घाम् (adīrghām) - 'vast' or 'extensive', describing the forest. (not short, long, extensive, vast)

• अरण्यानीम् (araṇyānīm) - forest, wilderness

• महातम्पाम् (mahātampām) - greatly scorching, intensely hot

Words meanings and morphology

विहरन् (viharan) - wandering, roaming

(adjective)

Nominative, masculine, singular of viharan

viharan - wandering, roaming, sporting

Present Active Participle

Derived from root hṛ (to take) with prefix vi (apart, extensively).

Prefix: vi

Root: hṛ (class 1)

भूतलम् (bhūtalam) - surface of the earth, ground

(noun)

Accusative, neuter, singular of bhūtala

bhūtala - surface of the earth, ground

Compound type : tatpuruṣa (bhū+tala)

• bhū – earth, ground
  noun (feminine)
• tala – surface, plane, base
  noun (neuter)

गच्छन् (gacchan) - going

(adjective)

Nominative, masculine, singular of gacchan

gacchan - going

Present Active Participle

Derived from root gam (to go).

Root: gam (class 1)

त्वत्पितामहपत्तनम् (tvatpitāmahapattanam) - to your grandfather's city

(noun)

Accusative, neuter, singular of tvatpitāmahapattana

tvatpitāmahapattana - your grandfather's city

Compound type : tatpuruṣa (tvat+pitāmaha+pattana)

• tvat – your (related to 'tvaṃ')
  pronoun
• pitāmaha – grandfather
  noun (masculine)
• pattana – city, town
  noun (neuter)

प्राप्तः (prāptaḥ) - reached, obtained

(adjective)

Nominative, masculine, singular of prāpta

prāpta - reached, obtained, arrived at

Past Passive Participle

Derived from root āp (to obtain, reach) with prefix pra (forth, intensely).

Prefix: pra

Root: āp (class 5)

अस्मि (asmi) - I am

(verb)

1st person , singular, active, present (laṭ) of as

Present tense, first person singular

Root: as (class 2)

काम् (kām) - 'some' or 'a certain' in conjunction with 'api'. (whom, which, some (feminine))

(pronoun)

Accusative, feminine, singular of kim

kim - who, what, which

अपि (api) - 'some' or 'a certain' when combined with 'kām'. (also, even, indeed, (with interrogative) any/some)

(indeclinable)

अदीर्घाम् (adīrghām) - 'vast' or 'extensive', describing the forest. (not short, long, extensive, vast)

(adjective)

Accusative, feminine, singular of adīrgha

adīrgha - not long, short; (by implication) vast, extensive (negation of short implies long/vast)

Formed by negation (a-) of dīrgha (long).

Compound type : nañ-tatpuruṣa (a+dīrgha)

• a – not, un-
  indeclinable
  Negation prefix
• dīrgha – long, extensive
  adjective (masculine)

अरण्यानीम् (araṇyānīm) - forest, wilderness

(noun)

Accusative, feminine, singular of araṇyānī

araṇyānī - large forest, wilderness

महातम्पाम् (mahātampām) - greatly scorching, intensely hot

(adjective)

Accusative, feminine, singular of mahātampā

mahātampā - greatly scorching, intensely hot

Compound type : karmadhāraya (mahā+tampā)

• mahā – great, large, intense
  adjective (feminine)
• tampā – scorching heat, intense torment
  noun (feminine)