वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-87, verse-23

चेरतुश्च चिरं चित्रं मण्डलं सव्यदक्षिणम् ।
बाणवेगान् समुदीक्ष्य समरेष्वपराजितौ ॥२३॥

23. ceratuśca ciraṃ citraṃ maṇḍalaṃ savyadakṣiṇam ,
bāṇavegān samudīkṣya samareṣvaparājitau.

23. ceratuḥ ca ciram citram maṇḍalam savyadakṣiṇam
bāṇavegān samudīkṣya samareṣu aparājitau

23. aparājitau samareṣu bāṇavegān samudīkṣya
ciram citram maṇḍalam savyadakṣiṇam ca ceratuḥ

23. And for a long time, the two (Rāma and Rāvaṇa), undefeated in battles, moved in an astonishing circular pattern, both clockwise and counter-clockwise, observing the swift flight of arrows.

Words meanings summery:

• चेरतुः (ceratuḥ) - they (Rāma and Rāvaṇa) moved (they moved, they wandered)

• च (ca) - and (and, also, moreover)

• चिरम् (ciram) - for a long time (for a long time, long)

• चित्रम् (citram) - wonderfully, astonishingly (wonderful, astonishing, varied, strange)

• मण्डलम् (maṇḍalam) - circular pattern/formation (circle, disc, circular array, region)

• सव्यदक्षिणम् (savyadakṣiṇam) - both clockwise and counter-clockwise (left and right, clockwise and counter-clockwise)

• बाणवेगान् (bāṇavegān) - the rapid onslaught of arrows (the speeds of arrows, rapid arrows, arrow-flights)

• समुदीक्ष्य (samudīkṣya) - observing, perceiving (having seen, having observed, having perceived)

• समरेषु (samareṣu) - in battles (in battles, in conflicts, in wars)

• अपराजितौ (aparājitau) - (both) undefeated (undefeated, unconquered (dual))

Words meanings and morphology

चेरतुः (ceratuḥ) - they (Rāma and Rāvaṇa) moved (they moved, they wandered)

(verb)

3rd person , dual, active, perfect (Lit) of car

Perfect tense, 3rd person dual

Formed from reduplicated root car (ca-car) -> cecar + atuḥ

Root: car (class 1)

च (ca) - and (and, also, moreover)

(indeclinable)

चिरम् (ciram) - for a long time (for a long time, long)

(indeclinable)

चित्रम् (citram) - wonderfully, astonishingly (wonderful, astonishing, varied, strange)

(adjective)

Accusative, neuter, singular of citra

citra - bright, clear, manifold, wonderful, strange

Note: Used adverbially.

मण्डलम् (maṇḍalam) - circular pattern/formation (circle, disc, circular array, region)

(noun)

Accusative, neuter, singular of maṇḍala

maṇḍala - circle, disc, globe, region, circular array

Note: Object of movement.

सव्यदक्षिणम् (savyadakṣiṇam) - both clockwise and counter-clockwise (left and right, clockwise and counter-clockwise)

(adjective)

Accusative, neuter, singular of savyadakṣiṇa

savyadakṣiṇa - left and right, ambidextrous, moving to the left and right

compound of savya (left) and dakṣiṇa (right)

Compound type : dvandva (savya+dakṣiṇa)

• savya – left
  adjective
• dakṣiṇa – right, southern
  adjective

Note: Used adverbially.

बाणवेगान् (bāṇavegān) - the rapid onslaught of arrows (the speeds of arrows, rapid arrows, arrow-flights)

(noun)

Accusative, masculine, plural of bāṇavega

bāṇavega - speed of arrows, swift arrows

compound of bāṇa (arrow) and vega (speed)

Compound type : tatpuruṣa (bāṇa+vega)

• bāṇa – arrow
  noun (masculine)
• vega – speed, velocity, force, current
  noun (masculine)
  from √vij (to move quickly)
  Root: vij (class 6)

Note: Object of samudīkṣya.

समुदीक्ष्य (samudīkṣya) - observing, perceiving (having seen, having observed, having perceived)

(indeclinable)

gerund (absolutive)

Formed with prefixes sam and ud and gerund suffix ya.

Prefixes: sam+ud

Root: īkṣ (class 1)

Note: Qualifies the actions of the two combatants.

समरेषु (samareṣu) - in battles (in battles, in conflicts, in wars)

(noun)

Locative, masculine, plural of samara

samara - battle, war, conflict

From sam + a + √ṛ (to go)

Prefix: sam

Root: ṛ (class 1)

Note: Refers to the context of their combat.

अपराजितौ (aparājitau) - (both) undefeated (undefeated, unconquered (dual))

(adjective)

Nominative, masculine, dual of aparājita

aparājita - undefeated, unconquered, invincible

Past Passive Participle

a (negation) + parā (away) + √ji (to conquer) + kta (ppp suffix)

Compound type : nañ-tatpuruṣa (a+parājita)

• a – not, un-
  indeclinable
  Negative particle
• parājita – conquered, defeated
  adjective
  Past Passive Participle
  parā (away) + √ji (to conquer) + kta (ppp suffix)
  Prefix: parā
  Root: ji (class 1)

Note: Agrees with the implied dual subjects.