योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-92, verse-5

मृदुर्मङ्गलकालेषु ललनालोकलालकः ।
भीम उत्पातकालेषु पर्णवत्प्रौढपर्वतः ॥ ५ ॥

mṛdurmaṅgalakāleṣu lalanālokalālakaḥ ,
bhīma utpātakāleṣu parṇavatprauḍhaparvataḥ 5

5. mṛduḥ maṅgalakāleṣu lalanālokalālakaḥ bhīmaḥ
utpātakāleṣu parṇavat prauḍhaparvataḥ

5. [saḥ] maṅgalakāleṣu mṛduḥ lalanālokalālakaḥ [saḥ]
utpātakāleṣu bhīmaḥ parṇavat prauḍhaparvataḥ

5. He is gentle in auspicious times, attracting the affection of women. In times of calamity, he is formidable, a mighty mountain that sweeps things away like leaves.

Words meanings summery:

• मृदुः (mṛduḥ) - soft, gentle, mild, tender

• मङ्गलकालेषु (maṅgalakāleṣu) - in auspicious times, at times of well-being, during good times

• ललनालोकलालकः (lalanālokalālakaḥ) - one who cherishes the world of women, one who attracts the attention/affection of women, pleasing to women

• भीमः (bhīmaḥ) - formidable, terrible, frightful, dreadful

• उत्पातकालेषु (utpātakāleṣu) - in times of calamity, during disturbances, in times of disaster

• पर्णवत् (parṇavat) - like a leaf, having leaves, in a leaf-like manner

• प्रौढपर्वतः (prauḍhaparvataḥ) - a mighty mountain, a formidable mountain, a huge mountain

Words meanings and morphology

मृदुः (mṛduḥ) - soft, gentle, mild, tender

(adjective)

Nominative, masculine, singular of mṛdu

mṛdu - soft, gentle, mild, tender, delicate

मङ्गलकालेषु (maṅgalakāleṣu) - in auspicious times, at times of well-being, during good times

(noun)

Locative, masculine, plural of maṅgalakāla

maṅgalakāla - auspicious time, time of well-being, propitious period

Compound type : tatpurusha (maṅgala+kāla)

• maṅgala – auspiciousness, well-being, fortune; auspicious, propitious
  noun/adjective (neuter)
• kāla – time, period, season
  noun (masculine)

ललनालोकलालकः (lalanālokalālakaḥ) - one who cherishes the world of women, one who attracts the attention/affection of women, pleasing to women

(noun)

Nominative, masculine, singular of lalanālokalālaka

lalanālokalālaka - cherisher of the multitude of women; one who attracts women's affection

Compound type : tatpurusha (lalanā+loka+lālaka)

• lalanā – woman, beautiful woman, charming woman
  noun (feminine)
• loka – world, people, multitude, realm
  noun (masculine)
• lālaka – cherisher, fondler, caresser; playful
  noun (masculine)
  Derived from root LAL (to play, to fondle)
  Root: lal

भीमः (bhīmaḥ) - formidable, terrible, frightful, dreadful

(adjective)

Nominative, masculine, singular of bhīma

bhīma - formidable, terrible, frightful, dreadful

Root: bhī (class 3)

उत्पातकालेषु (utpātakāleṣu) - in times of calamity, during disturbances, in times of disaster

(noun)

Locative, masculine, plural of utpātakāla

utpātakāla - time of calamity, period of disturbance, disastrous time

Compound type : tatpurusha (utpāta+kāla)

• utpāta – calamity, disturbance, omen, disaster
  noun (masculine)
• kāla – time, period, season
  noun (masculine)

पर्णवत् (parṇavat) - like a leaf, having leaves, in a leaf-like manner

(adjective)

of parṇavat

parṇavat - like a leaf, having leaves, leaf-like

Suffix -vat implying likeness or possession. Often used adverbially.

Note: Used adverbially here.

प्रौढपर्वतः (prauḍhaparvataḥ) - a mighty mountain, a formidable mountain, a huge mountain

(noun)

Nominative, masculine, singular of prauḍhaparvata

prauḍhaparvata - mighty mountain, formidable mountain

Compound type : karmadhāraya (prauḍha+parvata)

• prauḍha – mighty, strong, powerful, fully grown, mature
  adjective (masculine/feminine/neuter)
  Past Passive Participle
  Derived from root VṚDH with pra-uḍha (anomalous form of ūḍha from VAH)
  Prefix: pra
  Root: vṛdh
• parvata – mountain, hill
  noun (masculine)