योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-115, verse-20

शुभाशुभानां धर्माणां जीवो विषयतां गतः ।
अविवेकैकदोषेण कोशेनेव हि कीटकः ॥ २० ॥

śubhāśubhānāṃ dharmāṇāṃ jīvo viṣayatāṃ gataḥ ,
avivekaikadoṣeṇa kośeneva hi kīṭakaḥ 20

20. śubhāśubhānāṃ dharmāṇāṃ jīvaḥ viṣayatāṃ
gataḥ avivekaikadoṣeṇa kośena iva hi kīṭakaḥ

20. hi jīvaḥ avivekaikadoṣeṇa śubhāśubhānāṃ dharmāṇāṃ viṣayatāṃ gataḥ,
kīṭakaḥ kośena iva.

20. Indeed, the individual soul (jīva) becomes subject to auspicious and inauspicious qualities (dharma) solely due to the single flaw of non-discrimination (aviveka), just as an insect becomes enclosed by its cocoon.

Words meanings summery:

• शुभाशुभानां (śubhāśubhānāṁ) - of good and bad, of auspicious and inauspicious

• धर्माणां (dharmāṇāṁ) - of qualities (of constitutions, of natural laws, of qualities, of characteristics, of virtues)

• जीवः (jīvaḥ) - the individual soul, living being

• विषयतां (viṣayatāṁ) - the state of being an object/subject, objecthood

• गतः (gataḥ) - gone, attained, reached, become

• अविवेकैकदोषेण (avivekaikadoṣeṇa) - by the single fault of non-discrimination

• कोशेन (kośena) - by the sheath, by the cocoon

• इव (iva) - like, as, as if

• हि (hi) - indeed, surely, for

• कीटकः (kīṭakaḥ) - insect, worm

Words meanings and morphology

शुभाशुभानां (śubhāśubhānāṁ) - of good and bad, of auspicious and inauspicious

(adjective)

Genitive, neuter, plural of śubhāśubha

śubhāśubha - good and bad, auspicious and inauspicious

Compound.

Compound type : dvandva (śubha+aśubha)

• śubha – auspicious, good, beautiful, propitious
  adjective (masculine)
  Root: śubh (class 1)
• aśubha – inauspicious, bad, evil, unfortunate
  adjective (masculine)
  Negation of `śubha`.
  Prefix: a
  Root: śubh (class 1)

Note: Qualifies `dharmāṇāṃ`.

धर्माणां (dharmāṇāṁ) - of qualities (of constitutions, of natural laws, of qualities, of characteristics, of virtues)

(noun)

Genitive, masculine, plural of dharma

dharma - constitution, natural law, intrinsic nature, righteousness, duty, virtue, religion, quality

Derived from root `dhṛ` (to hold, support).

Root: dhṛ (class 1)

Note: Refers to the inherent qualities or characteristics.

जीवः (jīvaḥ) - the individual soul, living being

(noun)

Nominative, masculine, singular of jīva

jīva - individual soul, living being, life, vital breath

Derived from root `jīv` (to live).

Root: jīv (class 1)

Note: Subject of the sentence.

विषयतां (viṣayatāṁ) - the state of being an object/subject, objecthood

(noun)

Accusative, feminine, singular of viṣayatā

viṣayatā - the state of being an object, objectivity, range, sphere

Derived from `viṣaya` (object, sphere) with suffix `-tā` (state of being).

Note: Object of `gataḥ`.

गतः (gataḥ) - gone, attained, reached, become

(adjective)

Nominative, masculine, singular of gata

gata - gone, arrived, obtained, reached, become

Past Passive Participle

Derived from root `gam` (to go).

Root: gam (class 1)

Note: Acts as a main verb (has gone/become).

अविवेकैकदोषेण (avivekaikadoṣeṇa) - by the single fault of non-discrimination

(noun)

Instrumental, masculine, singular of avivekaikadoṣa

avivekaikadoṣa - the single fault of non-discrimination, the sole defect of indiscrimination

Compound.

Compound type : karmadhāraya (aviveka+eka+doṣa)

• aviveka – non-discrimination, indiscrimination, lack of discernment
  noun (masculine)
  Negation of `viveka` (discrimination).
  Prefixes: a+vi
  Root: vic (class 7)
• eka – one, single, sole
  adjective (masculine)
  Root: i (class 2)
• doṣa – fault, defect, vice, error
  noun (masculine)
  Derived from root `duṣ` (to be bad).
  Root: duṣ (class 4)

Note: Indicates the cause.

कोशेन (kośena) - by the sheath, by the cocoon

(noun)

Instrumental, masculine, singular of kośa

kośa - sheath, covering, cocoon, treasure-chest, dictionary

Root: kuṣ (class 1)

Note: Used in comparison.

इव (iva) - like, as, as if

(indeclinable)

Note: Particle of comparison.

हि (hi) - indeed, surely, for

(indeclinable)

Note: Emphatic particle.

कीटकः (kīṭakaḥ) - insect, worm

(noun)

Nominative, masculine, singular of kīṭaka

kīṭaka - insect, worm, caterpillar

Diminutive of `kīṭa`.

Note: Subject of the comparison.