महाभारतः mahābhārataḥ - book-13, chapter-84, verse-77

ततः स कार्त्तिकेयत्वमवाप परमद्युतिः ।
स्कन्नत्वात्स्कन्दतां चापि गुहावासाद्गुहोऽभवत् ॥७७॥

77. tataḥ sa kārttikeyatvamavāpa paramadyutiḥ ,
skannatvātskandatāṁ cāpi guhāvāsādguho'bhavat.

77. tataḥ saḥ kārttikeyatvam avāpa paramadyutiḥ
skannatvāt skandatām ca api guhāvāsāt guhaḥ abhavat

77. tataḥ paramadyutiḥ saḥ kārttikeyatvam avāpa skannatvāt skandatām ca api,
guhāvāsāt guhaḥ abhavat

77. Thereupon, he, of supreme splendor, obtained the name Kārttikeya. And because he was 'shed' (skanna), he also became Skanda; and from dwelling in a cave (guhā), he became Guha.

Words meanings summery:

• ततः (tataḥ) - then, thereupon, from that

• सः (saḥ) - he, that

• कार्त्तिकेयत्वम् (kārttikeyatvam) - the state of being Kārttikeya

• अवाप (avāpa) - obtained, reached, achieved

• परमद्युतिः (paramadyutiḥ) - of supreme splendor, highly radiant

• स्कन्नत्वात् (skannatvāt) - due to being shed/sprinkled/discharged

• स्कन्दताम् (skandatām) - the state of being Skanda

• च (ca) - and

• अपि (api) - also, even, too

• गुहावासात् (guhāvāsāt) - due to dwelling in a cave

• गुहः (guhaḥ) - Guha (name of Kārttikeya), cave-dweller

• अभवत् (abhavat) - became, was

Words meanings and morphology

ततः (tataḥ) - then, thereupon, from that

(indeclinable)

सः (saḥ) - he, that

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

कार्त्तिकेयत्वम् (kārttikeyatvam) - the state of being Kārttikeya

(noun)

Accusative, neuter, singular of kārttikeyatva

kārttikeyatva - the state of being Kārttikeya

Compound type : tatpuruṣa (kārttikeya+tva)

• kārttikeya – son of the Kṛttikās (Skanda)
  proper noun (masculine)
• tva – -ness, -hood, state of being
  noun (neuter)

अवाप (avāpa) - obtained, reached, achieved

(verb)

3rd person , singular, active, aorist (luṅ) of ava-āp

Prefix: ava

Root: āp (class 5)

परमद्युतिः (paramadyutiḥ) - of supreme splendor, highly radiant

(adjective)

Nominative, masculine, singular of paramadyuti

paramadyuti - supreme splendor

Compound type : bahuvrīhi (parama+dyuti)

• parama – supreme, highest, excellent
  adjective
• dyuti – splendor, light, brilliance
  noun (feminine)

स्कन्नत्वात् (skannatvāt) - due to being shed/sprinkled/discharged

(noun)

Ablative, neuter, singular of skannatva

skannatva - the state of being shed, sprinkled, or discharged

Compound type : tatpuruṣa (skanna+tva)

• skanna – shed, sprinkled, fallen, discharged
  adjective
  Past Passive Participle
  Root: skand (class 1)
• tva – -ness, -hood, state of being
  noun (neuter)

स्कन्दताम् (skandatām) - the state of being Skanda

(noun)

Accusative, feminine, singular of skandatā

skandatā - the state of being Skanda

Compound type : tatpuruṣa (skanda+tā)

• skanda – Skanda (name of Kārttikeya), one who leaps or is shed
  proper noun (masculine)
• tā – -ness, -hood, state of being
  noun (feminine)

च (ca) - and

(indeclinable)

अपि (api) - also, even, too

(indeclinable)

गुहावासात् (guhāvāsāt) - due to dwelling in a cave

(noun)

Ablative, masculine, singular of guhāvāsa

guhāvāsa - dwelling in a cave

Compound type : tatpuruṣa (guhā+vāsa)

• guhā – cave, grotto
  noun (feminine)
• vāsa – dwelling, residence, abode
  noun (masculine)

गुहः (guhaḥ) - Guha (name of Kārttikeya), cave-dweller

(proper noun)

Nominative, masculine, singular of guha

guha - Guha (name of Kārttikeya), cave-dweller

अभवत् (abhavat) - became, was

(verb)

3rd person , singular, active, imperfect (laṅ) of bhū

Root: bhū (class 1)