योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-16, verse-15

नौयानयुग्महस्त्यश्वदान्तोष्ट्रादिगमागमैः ।
जलकेलिविलासेन परस्परसमुक्षणैः ॥ १५ ॥

nauyānayugmahastyaśvadāntoṣṭrādigamāgamaiḥ ,
jalakelivilāsena parasparasamukṣaṇaiḥ 15

15. nauyānayugmahastyāśvadāntoṣṭrādigamāgamaiḥ
jalakelivilāsena parasparam samukṣaṇaiḥ

15. nauyānayugmahastyāśvadāntoṣṭrādigamāgamaiḥ
jalakelivilāsena parasparam samukṣaṇaiḥ

15. (They also enjoyed) coming and going by boats, pairs of elephants and horses, tamed camels, and other such (means of transport), by the sport of water-play, and by mutual sprinkling.

Words meanings summery:

• नौयानयुग्महस्त्याश्वदान्तोष्ट्रादिगमागमैः (nauyānayugmahastyāśvadāntoṣṭrādigamāgamaiḥ) - by coming and going with boats, pairs of elephants and horses, tamed camels, etc.

• जलकेलिविलासेन (jalakelivilāsena) - by the sport of water-play

• परस्परम् (parasparam) - mutually, reciprocally, each other

• समुक्षणैः (samukṣaṇaiḥ) - by mutual sprinkling

Words meanings and morphology

नौयानयुग्महस्त्याश्वदान्तोष्ट्रादिगमागमैः (nauyānayugmahastyāśvadāntoṣṭrādigamāgamaiḥ) - by coming and going with boats, pairs of elephants and horses, tamed camels, etc.

(noun)

Instrumental, masculine, plural of nauyānayugmahastyāśvadāntoṣṭrādigamāgama

nauyānayugmahastyāśvadāntoṣṭrādigamāgama - the coming and going by means of boats, pairs of elephants and horses, tamed camels, etc.

Compound type : Dvanda-Tatpurusha compound (nauyāna+yugmahastyāśva+dāntoṣṭra+ādi+gamāgama)

• nauyāna – boat-travel, boat
  noun (neuter)
  Root: yā (class 2)
• yugmahastyāśva – pairs of elephants and horses
  noun (masculine)
• dāntoṣṭra – tamed camel
  noun (masculine)
• ādi – and so on, etc., beginning with
  indeclinable
• gamāgama – coming and going, movement, traffic
  noun (masculine)
  Prefixes: ā+gam
  Root: gam (class 1)

Note: The plural instrumental refers to the activities of coming and going.

जलकेलिविलासेन (jalakelivilāsena) - by the sport of water-play

(noun)

Instrumental, masculine, singular of jalakelivilāsa

jalakelivilāsa - the sport of water-play

Compound type : Tatpurusha (jalakeli+vilāsa)

• jala – water
  noun (neuter)
• keli – play, sport, amusement
  noun (masculine)
  Root: kīḍ (class 1)
• vilāsa – play, sport, dalliance, grace, charm
  noun (masculine)
  From root 'las' with upasarga 'vi'.
  Prefix: vi
  Root: las (class 1)

परस्परम् (parasparam) - mutually, reciprocally, each other

(indeclinable)

समुक्षणैः (samukṣaṇaiḥ) - by mutual sprinkling

(noun)

Instrumental, neuter, plural of samukṣaṇa

samukṣaṇa - sprinkling, besprinkling

nominalization

From root 'ukṣ' with upasarga 'sam'.

Prefix: sam

Root: ukṣ (class 1)