योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-101, verse-37

तपो नाम कियन्मात्रदुःखक्षयकरं भवेत् ।
क्षयातिशयनिर्मुक्तं यत्सुखं समतामयम् ॥ ३७ ॥

tapo nāma kiyanmātraduḥkhakṣayakaraṃ bhavet ,
kṣayātiśayanirmuktaṃ yatsukhaṃ samatāmayam 37

37. tapaḥ nāma kiyat-mātra-duḥkha-kṣaya-karam bhavet
kṣaya-atiśaya-nirmuktam yat sukham samatā-mayam

37. tapaḥ nāma kiyat-mātra-duḥkha-kṣaya-karam bhavet? yat sukham kṣaya-atiśaya-nirmuktam samatā-mayam (tat sukham eva).

37. What kind of ascetic practice (tapas) can merely bring about the cessation of a limited amount of suffering? (True happiness is) that which is free from decay and excess, and is characterized by equanimity (samatā).

Words meanings summery:

• तपः (tapaḥ) - ascetic practice (tapas) (asceticism, austerity, religious penance, spiritual fervor)

• नाम (nāma) - specifically, indeed (used to emphasize a question or statement) (name, by name, indeed, specifically, truly)

• कियत्-मात्र-दुःख-क्षय-करम् (kiyat-mātra-duḥkha-kṣaya-karam) - merely causing the cessation of a limited amount of suffering (merely causing the destruction of a certain amount of suffering)

• भवेत् (bhavet) - would be, can be (may be, should be, would be)

• क्षय-अतिशय-निर्मुक्तम् (kṣaya-atiśaya-nirmuktam) - free from decay and excess (freed from decay and excess/increase)

• यत् (yat) - that which (which, what, that (relative pronoun))

• सुखम् (sukham) - happiness (happiness, joy, pleasure, ease)

• समता-मयम् (samatā-mayam) - characterized by equanimity (samatā) (consisting of equanimity, full of impartiality, characterized by sameness)

Words meanings and morphology

तपः (tapaḥ) - ascetic practice (tapas) (asceticism, austerity, religious penance, spiritual fervor)

(noun)

Nominative, neuter, singular of tapas

tapas - asceticism, austerity, religious penance, heat, spiritual fervor

Derived from root 'tap' (to heat, to suffer penance).

Root: tap (class 1)

नाम (nāma) - specifically, indeed (used to emphasize a question or statement) (name, by name, indeed, specifically, truly)

(indeclinable)

कियत्-मात्र-दुःख-क्षय-करम् (kiyat-mātra-duḥkha-kṣaya-karam) - merely causing the cessation of a limited amount of suffering (merely causing the destruction of a certain amount of suffering)

(adjective)

Nominative, neuter, singular of kiyat-mātra-duḥkha-kṣaya-kara

kiyat-mātra-duḥkha-kṣaya-kara - merely causing the destruction of a certain amount of suffering

Compound.

Compound type : tatpuruṣa (kiyat-mātra+duḥkha+kṣaya+kara)

• kiyat-mātra – merely, only a certain amount
  adjective
  Compound of kiyat (how much) and mātra (only, measure).
• duḥkha – suffering, pain, sorrow
  noun (neuter)
• kṣaya – destruction, decay, loss, cessation
  noun (masculine)
  From root 'kṣi' (to perish).
  Root: kṣi (class 1)
• kara – causing, making, doing, doer
  adjective (masculine/neuter)
  agent noun / verbal adjective
  From root 'kṛ' (to do).
  Root: kṛ (class 8)

Note: Agrees with `tapas`.

भवेत् (bhavet) - would be, can be (may be, should be, would be)

(verb)

3rd person , singular, active, optative (vidhiliṅ) of bhū

Optative mood, 3rd person singular.

Parasmaipada.

Root: bhū (class 1)

क्षय-अतिशय-निर्मुक्तम् (kṣaya-atiśaya-nirmuktam) - free from decay and excess (freed from decay and excess/increase)

(adjective)

Nominative, neuter, singular of kṣaya-atiśaya-nirmukta

kṣaya-atiśaya-nirmukta - freed from decay and excess/increase

Compound.

Compound type : tatpuruṣa (kṣaya+atiśaya+nirmukta)

• kṣaya – decay, destruction, loss
  noun (masculine)
  From root 'kṣi'.
  Root: kṣi (class 1)
• atiśaya – excess, abundance, increase, superiority
  noun (masculine)
  From `ati` + root `śī` (to lie, surpass).
  Prefix: ati
  Root: śī (class 2)
• nirmukta – freed, released, liberated
  adjective
  Past Passive Participle
  Formed from `nir` + root `muc` (to release).
  Prefix: nir
  Root: muc (class 6)

Note: Agrees with `sukham`.

यत् (yat) - that which (which, what, that (relative pronoun))

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, that (relative pronoun)

Note: Agrees with `sukham`.

सुखम् (sukham) - happiness (happiness, joy, pleasure, ease)

(noun)

Nominative, neuter, singular of sukha

sukha - happiness, joy, pleasure, ease

समता-मयम् (samatā-mayam) - characterized by equanimity (samatā) (consisting of equanimity, full of impartiality, characterized by sameness)

(adjective)

Nominative, neuter, singular of samatā-maya

samatā-maya - consisting of equanimity, full of impartiality, characterized by sameness

Compound, where `-maya` means 'consisting of' or 'full of'.

Compound type : tatpuruṣa (samatā+maya)

• samatā – equanimity, equality, impartiality, sameness
  noun (feminine)
  From `sama` (equal) + `tā` (suffix for abstract noun).
• maya – consisting of, full of, made of
  suffix/adjective
  `pratyaya` (suffix) forming adjectives.

Note: Agrees with `sukham`.