योगवासिष्ठः yogavāsiṣṭhaḥ - book-1, chapter-18, verse-47

दहनैकार्थयोग्यानि कायकाष्ठानि भूरिशः ।
संसाराब्धाविहोह्यन्ते कंचित्तेषु नरं विदुः ॥ ४७ ॥

dahanaikārthayogyāni kāyakāṣṭhāni bhūriśaḥ ,
saṃsārābdhāvihohyante kaṃcitteṣu naraṃ viduḥ 47

47. dahanāikārthayogyāni kāyakāṣṭhāni bhūriśaḥ
saṃsārābdhau iha ūhyante kaṃcit teṣu naram viduḥ

47. Here, in the ocean of transmigratory existence (saṃsāra), many bodies like logs, fit only for burning, are swept along. Among these, people recognize only a rare individual as a human being.

Words meanings summery:

• दहनाइकार्थयोग्यानि (dahanāikārthayogyāni) - fit only for burning

• कायकाष्ठानि (kāyakāṣṭhāni) - bodies, compared to logs/firewood (body-logs, bodies like firewood)

• भूरिशः (bhūriśaḥ) - many, numerous (abundantly, greatly, many times)

• संसाराब्धौ (saṁsārābdhau) - in the ocean of transmigratory existence

• इह (iha) - here (in this world/context) (here, in this world)

• ऊह्यन्ते (ūhyante) - are carried along (by the current of saṃsāra) (are carried, are swept along, are floated)

• कंचित् (kaṁcit) - a rare individual, only a certain one (someone, a certain one, anyone)

• तेषु (teṣu) - among them, in them

• नरम् (naram) - a true human being (qualitative sense) (man, person, human being)

• विदुः (viduḥ) - they recognize (implying 'people' or 'the wise') (they know, they recognize)

Words meanings and morphology

दहनाइकार्थयोग्यानि (dahanāikārthayogyāni) - fit only for burning

(adjective)

Nominative, neuter, plural of dahanāikārthayogya

dahanāikārthayogya - fit for the sole purpose of burning

Compound type : tatpurusha (dahana+eka+artha+yogya)

• dahana – burning, consuming by fire
  noun (neuter)
  from root dah
  Root: dah (class 1)
• eka – one, sole, only
  numeral/adjective (neuter)
• artha – purpose, meaning, object
  noun (masculine)
• yogya – fit, suitable, proper
  adjective (neuter)
  Gerundive (Passive Future Participle)
  from root yuj
  Root: yuj (class 7)

Note: Agrees with kāyakāṣṭhāni.

कायकाष्ठानि (kāyakāṣṭhāni) - bodies, compared to logs/firewood (body-logs, bodies like firewood)

(noun)

Nominative, neuter, plural of kāyakāṣṭha

kāyakāṣṭha - body-wood, body like a log

Compound type : karmadhāraya (kāya+kāṣṭha)

• kāya – body, mass
  noun (masculine)
• kāṣṭha – wood, log, piece of wood, firewood
  noun (neuter)

Note: Subject of the verb ūhyante.

भूरिशः (bhūriśaḥ) - many, numerous (abundantly, greatly, many times)

(indeclinable)

suffix śas

Note: Adverbial use.

संसाराब्धौ (saṁsārābdhau) - in the ocean of transmigratory existence

(noun)

Locative, masculine, singular of saṃsārābdhi

saṁsārābdhi - ocean of saṃsāra

Compound type : tatpurusha (saṃsāra+abdhi)

• saṃsāra – transmigratory existence, cycle of birth and death
  noun (masculine)
  Prefix: sam
  Root: sṛ (class 1)
• abdhi – ocean, sea
  noun (masculine)
  Root: dhā (class 3)

इह (iha) - here (in this world/context) (here, in this world)

(indeclinable)

ऊह्यन्ते (ūhyante) - are carried along (by the current of saṃsāra) (are carried, are swept along, are floated)

(verb)

3rd person , plural, passive, present (laṭ) of ūh

Present Passive Indicative

3rd person plural, ātmanepada

Root: ūh (class 1)

Note: Verb for kāyakāṣṭhāni.

कंचित् (kaṁcit) - a rare individual, only a certain one (someone, a certain one, anyone)

(pronoun)

Accusative, masculine, singular of kimcid

kimcid - someone, something, a certain, any

`kim` + `cid`

Note: Agrees with naram.

तेषु (teṣu) - among them, in them

(pronoun)

Locative, neuter, plural of tad

tad - that, those

Note: Could be masculine as well, if referring to the "many people" (implied by the body-logs). Assuming neuter to match kāyakāṣṭhāni.

नरम् (naram) - a true human being (qualitative sense) (man, person, human being)

(noun)

Accusative, masculine, singular of nara

nara - man, person, human being

Root: nṛ

Note: Object of viduḥ.

विदुः (viduḥ) - they recognize (implying 'people' or 'the wise') (they know, they recognize)

(verb)

3rd person , plural, active, present (laṭ) of vid

Present Active Indicative

3rd person plural, parasmaipada. Derived from root vid (to know, class 2).

Root: vid (class 2)