योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-21, verse-36

एवं चतुर्युगं साग्रं नीरन्ध्रैरचलैर्वृताम् ।
अप्रवृत्तजनाचारां संस्मरामि धरामिमाम् ॥ ३६ ॥

evaṃ caturyugaṃ sāgraṃ nīrandhrairacalairvṛtām ,
apravṛttajanācārāṃ saṃsmarāmi dharāmimām 36

36. evam caturyugam sāgram nīrandhraiḥ acalaiḥ
vṛtām apravṛttajanācārām saṃsmarāmi dharām imām

36. evam saṃsmarāmi imām dharām caturyugam sāgram
nīrandhraiḥ acalaiḥ vṛtām apravṛttajanācārām

36. Thus, I recall this earth, which for a full four-yuga period was densely covered by immovable mountains, and where the customs of humankind had not yet begun.

Words meanings summery:

• एवम् (evam) - thus, in this manner, so

• चतुर्युगम् (caturyugam) - a four-yuga period

• साग्रम् (sāgram) - with an excess, with a remainder, entire, complete

• नीरन्ध्रैः (nīrandhraiḥ) - by dense, by impenetrable

• अचलैः (acalaiḥ) - by mountains, by immovables

• वृताम् (vṛtām) - covered, surrounded, enclosed

• अप्रवृत्तजनाचाराम् (apravṛttajanācārām) - where the customs of people had not yet commenced

• संस्मरामि (saṁsmarāmi) - I remember, I recollect, I recall

• धराम् (dharām) - earth, ground, land

• इमाम् (imām) - this, here

Words meanings and morphology

एवम् (evam) - thus, in this manner, so

(indeclinable)

Note: Adverbial.

चतुर्युगम् (caturyugam) - a four-yuga period

(noun)

Accusative, neuter, singular of caturyuga

caturyuga - a period of four yugas (epochs); comprising Kṛta, Tretā, Dvāpara, and Kali yugas

Compound type : dvigu (catur+yuga)

• catur – four
  numeral
• yuga – age, epoch, yoke
  noun (neuter)

Note: Adverbial accusative, indicating duration.

साग्रम् (sāgram) - with an excess, with a remainder, entire, complete

(adjective)

Accusative, neuter, singular of sāgra

sāgra - with a point, with an end, with an excess, complete, full

Compound of 'sa' (with) and 'agra' (tip, front, excess).

Compound type : bahuvrīhi (sa+agra)

• sa – with, together with (prefix)
  indeclinable
• agra – tip, front, top, excess, remainder
  noun (neuter)

Note: Qualifies 'caturyugam'.

नीरन्ध्रैः (nīrandhraiḥ) - by dense, by impenetrable

(adjective)

Instrumental, masculine, plural of nīrandhra

nīrandhra - without gaps, dense, impenetrable, compact

Compound of 'nis' (without) and 'randhra' (gap, hole).

Compound type : bahuvrīhi (nis+randhra)

• nis – out, without, negative prefix
  indeclinable
• randhra – gap, hole, opening, defect
  noun (neuter)

Note: Qualifies 'acalaiḥ'.

अचलैः (acalaiḥ) - by mountains, by immovables

(noun)

Instrumental, masculine, plural of acala

acala - immovable, stationary; a mountain

Compound of 'a' (not) and 'cala' (moving).

Compound type : nañ-tatpuruṣa (a+cala)

• a – not, un- (negative prefix)
  indeclinable
• cala – moving, trembling, unstable
  adjective (masculine)
  From root √cal.
  Root: √cal (class 1)

Note: Agent of the passive participle 'vṛtām'.

वृताम् (vṛtām) - covered, surrounded, enclosed

(participle)

Accusative, feminine, singular of vṛta

vṛta - covered, surrounded, enclosed, chosen

Past Passive Participle

From root √vṛ (to cover, enclose).

Root: √vṛ (class 5)

Note: Qualifies 'dharām'.

अप्रवृत्तजनाचाराम् (apravṛttajanācārām) - where the customs of people had not yet commenced

(adjective)

Accusative, feminine, singular of apravṛttajanācāra

apravṛttajanācāra - having no active human customs, where the conduct of people had not begun

Bahuvrīhi compound.

Compound type : bahuvrīhi (apravṛtta+jana+ācāra)

• apravṛtta – not active, not commenced, not arisen
  participle (masculine)
  Past Passive Participle (negated)
  From 'a' (not) + 'pravṛtta' (active, commenced). 'pravṛtta' is from pra + √vṛt.
  Prefixes: a+pra
  Root: √vṛt (class 1)
• jana – people, human, creature
  noun (masculine)
  From root √jan.
  Root: √jan (class 4)
• ācāra – conduct, custom, practice, tradition
  noun (masculine)
  From root √car with prefix ā.
  Prefix: ā
  Root: √car (class 1)

Note: Qualifies 'dharām'.

संस्मरामि (saṁsmarāmi) - I remember, I recollect, I recall

(verb)

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

Present Active Indicative

From root √smṛ with prefix sam.

Prefix: sam

Root: √smṛ (class 1)

Note: Main verb of the sentence.

धराम् (dharām) - earth, ground, land

(noun)

Accusative, feminine, singular of dharā

dharā - earth, ground, land

Note: Object of 'saṃsmarāmi'.

इमाम् (imām) - this, here

(pronoun)

Accusative, feminine, singular of idam

idam - this, here, these

Note: Qualifies 'dharām'.