योगवासिष्ठः yogavāsiṣṭhaḥ - book-1, chapter-18, verse-5

आगमापायिना नित्यं दन्तकेसरशालिना ।
विकासस्मितपुष्पेण प्रतिक्षणमलंकृतः ॥ ५ ॥

āgamāpāyinā nityaṃ dantakesaraśālinā ,
vikāsasmitapuṣpeṇa pratikṣaṇamalaṃkṛtaḥ 5

5. āgama-apāyinā nityam dantakesaraśālinā
vikāsasmita-puṣpeṇa pratikṣaṇam alaṅkṛtaḥ

5. This body-tree is constantly adorned at every moment by its transient teeth, which serve as stamens, and by the flower of a blooming smile.

Words meanings summery:

• आगम-अपायिना (āgama-apāyinā) - by its transient (features, like teeth) (by that which comes and goes, by the transient)

• नित्यम् (nityam) - constantly (always, constantly, perpetually)

• दन्तकेसरशालिना (dantakesaraśālinā) - by its teeth, which are like stamens (by that which possesses teeth as stamens, by the one having teeth like stamens)

• विकासस्मित-पुष्पेण (vikāsasmita-puṣpeṇa) - by the flower of a blooming smile

• प्रतिक्षणम् (pratikṣaṇam) - at every moment (at every moment, constantly)

• अलङ्कृतः (alaṅkṛtaḥ) - adorned (adorned, decorated)

Words meanings and morphology

आगम-अपायिना (āgama-apāyinā) - by its transient (features, like teeth) (by that which comes and goes, by the transient)

(adjective)

Instrumental, masculine, singular of āgamāpāyin

āgamāpāyin - coming and going, transient, impermanent

From āgama (coming) and apāyin (going away), with an '-in' suffix indicating possession or agency.

Compound type : Bahuvrīhi (āgama+apāya)

• āgama – coming, approach, arrival; tradition, scripture
  noun (masculine)
  From the root 'gam' (to go) with the prefix 'ā' and suffix '-a'.
  Prefix: ā
  Root: gam (class 1)
• apāya – going away, departure, disappearance, loss, destruction
  noun (masculine)
  From the root 'i' (to go) with the prefix 'apa' and suffix '-a'.
  Prefix: apa
  Root: i (class 2)

Note: Qualifies the implied subject, the body-tree.

नित्यम् (nityam) - constantly (always, constantly, perpetually)

(indeclinable)

Adverbial form of 'nitya' (eternal, constant).

दन्तकेसरशालिना (dantakesaraśālinā) - by its teeth, which are like stamens (by that which possesses teeth as stamens, by the one having teeth like stamens)

(adjective)

Instrumental, masculine, singular of dantakesaraśālin

dantakesaraśālin - having teeth as stamens

Bahuvrīhi compound 'dantakesara' (teeth-stamens) + '-śālin' (possessing).

Compound type : Bahuvrīhi (danta+kesara+śālin)

• danta – tooth, tusk
  noun (masculine)
  From the root 'damś' (to bite) with suffix '-ta'.
  Root: damś (class 1)
• kesara – stamen (of a flower), mane, hair
  noun (neuter)
• śālin – endowed with, possessing, having, characterized by
  adjective (masculine)
  From the root 'śāl' (to shine, to be splendid) with the suffix '-in'.
  Root: śāl (class 1)

Note: Qualifies the implied subject.

विकासस्मित-पुष्पेण (vikāsasmita-puṣpeṇa) - by the flower of a blooming smile

(noun)

Instrumental, neuter, singular of vikāsasmitapuṣpa

vikāsasmitapuṣpa - flower of a blooming smile

Tatpuruṣa compound: 'vikāsasmita' (blooming smile) as modifier of 'puṣpa' (flower). 'vikāsasmita' itself is a Karmadhāraya compound (a smile that is blooming).

Compound type : Tatpuruṣa (vikāsa+smita+puṣpa)

• vikāsa – blooming, expansion, opening
  noun (masculine)
  From the root 'kāś' (to shine) with the prefix 'vi' and suffix '-a'.
  Prefix: vi
  Root: kāś (class 1)
• smita – smile, smiling
  noun (neuter)
  Past Passive Participle
  From the root 'smi' (to smile) with the suffix '-kta'.
  Root: smi (class 1)
• puṣpa – flower, blossom
  noun (neuter)
  From the root 'puṣ' (to nourish) with suffix '-pa'.
  Root: puṣ (class 4)

प्रतिक्षणम् (pratikṣaṇam) - at every moment (at every moment, constantly)

(indeclinable)

Avyayībhāva compound (prati + kṣaṇa), used adverbially.

Compound type : Avyayībhāva (prati+kṣaṇa)

• prati – towards, against, every, each
  indeclinable
  Preposition/prefix indicating repetition or opposition.
• kṣaṇa – moment, instant
  noun (masculine)

अलङ्कृतः (alaṅkṛtaḥ) - adorned (adorned, decorated)

(adjective)

Nominative, masculine, singular of alaṅkṛta

alaṅkṛta - adorned, decorated, ornamented

Past Passive Participle

From the verb 'alaṃ-kṛ' (to adorn, decorate) with the suffix '-kta'.

Prefix: alam

Root: kṛ (class 8)