योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-21, verse-27

चित्तकौशिकपक्षिण्या तृष्णया क्षुब्धयान्तरे ।
अमङ्गलानि विस्तारमलमायान्ति राघव ॥ २७ ॥

cittakauśikapakṣiṇyā tṛṣṇayā kṣubdhayāntare ,
amaṅgalāni vistāramalamāyānti rāghava 27

27. cittakauśikapakṣiṇyā tṛṣṇayā kṣubdhyayā antare
amaṅgalāni vistāram alam āyānti rāghava

27. rāghava antare cittakauśikapakṣiṇyā kṣubdhyayā
tṛṣṇayā amaṅgalāni vistāram alam āyānti

27. O Rāghava, by the craving (tṛṣṇā) agitated within, like a cuckoo-bird of the mind (citta), misfortunes attain full expansion.

Words meanings summery:

• चित्तकौशिकपक्षिण्या (cittakauśikapakṣiṇyā) - by the cuckoo-bird of the mind

• तृष्णया (tṛṣṇayā) - by craving, by thirst, by desire

• क्षुब्ध्यया (kṣubdhyayā) - modifying 'tṛṣṇayā' (by the agitated, by the disturbed)

• अन्तरे (antare) - within, internally

• अमङ्गलानि (amaṅgalāni) - inauspicious things, misfortunes

• विस्तारम् (vistāram) - expansion, spread, extent

• अलम् (alam) - sufficiently, greatly, fully

• आयान्ति (āyānti) - they come, they attain, they approach

• राघव (rāghava) - An address to Rama (O descendant of Raghu)

Words meanings and morphology

चित्तकौशिकपक्षिण्या (cittakauśikapakṣiṇyā) - by the cuckoo-bird of the mind

(noun)

Instrumental, feminine, singular of cittakauśikapakṣiṇī

cittakauśikapakṣiṇī - cuckoo-bird of the mind (metaphorical)

Compound type : ṣaṣṭhī-tatpuruṣa (citta+kauśikapakṣiṇī)

• citta – mind, thought, consciousness
  noun (neuter)
  Derived from root cit 'to perceive, know'
  Root: cit (class 1)
• kauśikapakṣiṇī – cuckoo-bird (female)
  noun (feminine)

तृष्णया (tṛṣṇayā) - by craving, by thirst, by desire

(noun)

Instrumental, feminine, singular of tṛṣṇā

tṛṣṇā - craving, thirst, desire

Derived from root tṛṣ 'to thirst'

Root: tṛṣ (class 4)

क्षुब्ध्यया (kṣubdhyayā) - modifying 'tṛṣṇayā' (by the agitated, by the disturbed)

(adjective)

Instrumental, feminine, singular of kṣubdha

kṣubdha - agitated, disturbed, troubled

Past Passive Participle

Derived from root kṣubh 'to be agitated'

Root: kṣubh (class 1)

अन्तरे (antare) - within, internally

(indeclinable)

अमङ्गलानि (amaṅgalāni) - inauspicious things, misfortunes

(noun)

Nominative, neuter, plural of amaṅgala

amaṅgala - inauspicious, misfortune, evil

Compound type : nañ-tatpuruṣa (a+maṅgala)

• a – not, non-, un-
  prefix
• maṅgala – auspicious, fortunate, blessing
  noun (neuter)

विस्तारम् (vistāram) - expansion, spread, extent

(noun)

Accusative, masculine, singular of vistāra

vistāra - expansion, spread, extent

Derived from root stṛ 'to spread' with prefix vi

Prefix: vi

Root: stṛ (class 5)

अलम् (alam) - sufficiently, greatly, fully

(indeclinable)

आयान्ति (āyānti) - they come, they attain, they approach

(verb)

3rd person , plural, active, present (laṭ) of ā-yā

present active

Prefix: ā

Root: yā (class 2)

राघव (rāghava) - An address to Rama (O descendant of Raghu)

(proper noun)

Vocative, masculine, singular of rāghava

rāghava - descendant of Raghu, Rama

Derived from Raghu with suffix -a