योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-77, verse-42

जंगलेषु जनान्तेषु जम्बूजम्बीरजातिषु ।
बभूवाह्लादकं सर्वं तयोरन्योन्यचेष्टितम् ॥ ४२ ॥

jaṃgaleṣu janānteṣu jambūjambīrajātiṣu ,
babhūvāhlādakaṃ sarvaṃ tayoranyonyaceṣṭitam 42

42. jaṅgaleṣu janānteṣu jambūjambīrajātiṣu
babhūva āhlādakam sarvam tayoḥ anyonyaceṣṭitam

42. jaṅgaleṣu janānteṣu jambūjambīrajātiṣu tayoḥ
anyonyaceṣṭitam sarvam āhlādakam babhūva

42. in wild jungles, among isolated people, and amidst groups of Jambu and Jambīra trees—their every mutual activity became delightful.

Words meanings summery:

• जङ्गलेषु (jaṅgaleṣu) - in jungles, in wildernesses

• जनान्तेषु (janānteṣu) - among isolated people, in solitary places, in the vicinity of people

• जम्बूजम्बीरजातिषु (jambūjambīrajātiṣu) - among species/groups of Jambu and Jambīra trees

• बभूव (babhūva) - became, was, happened

• आह्लादकम् (āhlādakam) - delightful, gladdening, exhilarating

• सर्वम् (sarvam) - all, every, whole

• तयोः (tayoḥ) - of them (two), belonging to them (two)

• अन्योन्यचेष्टितम् (anyonyaceṣṭitam) - mutual activity, reciprocal action

Words meanings and morphology

जङ्गलेषु (jaṅgaleṣu) - in jungles, in wildernesses

(noun)

Locative, neuter, plural of jaṅgala

jaṅgala - jungle, wilderness, forest, marshy land

जनान्तेषु (janānteṣu) - among isolated people, in solitary places, in the vicinity of people

(noun)

Locative, masculine, plural of janānta

janānta - end of people, isolated place, vicinity of people

Compound type : tatpuruṣa (jana+anta)

• jana – person, people, human being
  noun (masculine)
• anta – end, border, vicinity
  noun (masculine)

जम्बूजम्बीरजातिषु (jambūjambīrajātiṣu) - among species/groups of Jambu and Jambīra trees

(noun)

Locative, feminine, plural of jambūjambīrajāti

jambūjambīrajāti - group/species of Jambu and Jambīra

Compound type : dvandva-tatpuruṣa (jambū+jambīra+jāti)

• jambū – rose-apple tree (Syzygium jambos)
  noun (feminine)
• jambīra – citron tree (Citrus medica)
  noun (masculine)
• jāti – species, kind, group, birth
  noun (feminine)

बभूव (babhūva) - became, was, happened

(verb)

3rd person , singular, active, perfect (lit) of bhū

Perfect Active, 3rd Person Singular

reduplicated perfect form

Root: bhū (class 1)

आह्लादकम् (āhlādakam) - delightful, gladdening, exhilarating

(adjective)

Nominative, neuter, singular of āhlādaka

āhlādaka - gladdening, exhilarating, delightful

agent noun/adjective from causative

from causative of root hlād with prefix ā

Prefix: ā

Root: hlād (class 1)

सर्वम् (sarvam) - all, every, whole

(pronoun)

Nominative, neuter, singular of sarva

sarva - all, every, whole, complete

तयोः (tayoḥ) - of them (two), belonging to them (two)

(pronoun)

Genitive, dual of tad

tad - that, he, she, it, they

अन्योन्यचेष्टितम् (anyonyaceṣṭitam) - mutual activity, reciprocal action

(noun)

Nominative, neuter, singular of anyonyaceṣṭita

anyonyaceṣṭita - mutual activity, reciprocal action

Compound type : tatpuruṣa (anyonya+ceṣṭita)

• anyonya – mutual, reciprocal, each other
  pronoun
• ceṣṭita – action, activity, gesture, movement
  noun (neuter)
  Past Passive Participle
  from root ceṣṭ 'to move, to act'
  Root: ceṣṭ (class 1)