महाभारतः mahābhārataḥ - book-6, chapter-114, verse-32

कारणद्वयमास्थाय नाहं योत्स्यामि पाण्डवैः ।
अवध्यत्वाच्च पाण्डूनां स्त्रीभावाच्च शिखण्डिनः ॥३२॥

32. kāraṇadvayamāsthāya nāhaṁ yotsyāmi pāṇḍavaiḥ ,
avadhyatvācca pāṇḍūnāṁ strībhāvācca śikhaṇḍinaḥ.

32. kāraṇadvayam āsthāya na aham yotsyāmi pāṇḍavaiḥ
avadhyatvāt ca pāṇḍūnām strībhāvāt ca śikhaṇḍinaḥ

32. aham kāraṇadvayam āsthāya pāṇḍavaiḥ na yotsyāmi:
pāṇḍūnām avadhyatvāt ca śikhaṇḍinaḥ strībhāvāt ca

32. Relying on two reasons, I will not fight with the Pandavas: due to the invulnerability of the Pandavas, and due to the feminine nature of Shikhandin.

Words meanings summery:

• कारणद्वयम् (kāraṇadvayam) - two reasons, a pair of causes

• आस्थाय (āsthāya) - having taken recourse to, relying on, based on

• न (na) - not, no

• अहम् (aham) - I

• योत्स्यामि (yotsyāmi) - I will fight, I shall contend

• पाण्डवैः (pāṇḍavaiḥ) - with the Pandavas

• अवध्यत्वात् (avadhyatvāt) - due to invulnerability, from the state of not being killable

• च (ca) - and, also

• पाण्डूनाम् (pāṇḍūnām) - of the Pandavas

• स्त्रीभावात् (strībhāvāt) - due to feminine nature, from being a female

• च (ca) - and, also

• शिखण्डिनः (śikhaṇḍinaḥ) - of Shikhandin

Words meanings and morphology

कारणद्वयम् (kāraṇadvayam) - two reasons, a pair of causes

(noun)

Accusative, neuter, singular of kāraṇadvaya

kāraṇadvaya - two reasons, a pair of causes

Compound type : Tatpurusha (kāraṇa+dvaya)

• kāraṇa – cause, reason, motive
  noun (neuter)
  From root 'kṛ' (to do) + 'ana'.
  Root: kṛ (class 8)
• dvaya – a pair, a couple, two
  noun/adjective (neuter)
  From 'dvi' (two).

Note: Object of 'āsthāya'.

आस्थाय (āsthāya) - having taken recourse to, relying on, based on

(indeclinable)

Absolutive (Gerund)

From prefix 'ā' + root 'sthā' (to stand) + suffix 'lyaP'.

Prefix: ā

Root: sthā (class 1)

न (na) - not, no

(indeclinable)

अहम् (aham) - I

(pronoun)

Nominative, singular of asmad

asmad - I, we

Note: Subject of 'yotsyāmi'.

योत्स्यामि (yotsyāmi) - I will fight, I shall contend

(verb)

1st person , singular, active, Future (lṛṭ) of yudh

Future tense, from desiderative stem 'yuyuts' which simplifies to 'yots'.

Root: yudh (class 4)

Note: First person singular future tense.

पाण्डवैः (pāṇḍavaiḥ) - with the Pandavas

(proper noun)

Instrumental, masculine, plural of pāṇḍava

pāṇḍava - son of Pandu, descendant of Pandu (the Pandavas)

Derived from 'paṇḍu' (Pandu).

Note: Indicates association in fighting.

अवध्यत्वात् (avadhyatvāt) - due to invulnerability, from the state of not being killable

(noun)

Ablative, neuter, singular of avadhyatva

avadhyatva - invulnerability, inviolability, state of not being killed

Derived from 'avadhyā' (not to be killed) + suffix 'tva'.

Compound type : Tatpurusha (a+vadhya+tva)

• a – not, non-, un-
  indeclinable
  Negative prefix.
• vadhya – killable, to be killed, punishable
  adjective
  Gerundive
  From root 'vadh' (to strike, kill) + suffix 'ya'.
  Root: vadh (class 1)
• tva – -ness, -hood (suffix forming abstract nouns)
  suffix (noun-forming) (neuter)
  Abstract noun suffix.

Note: Indicates reason.

च (ca) - and, also

(indeclinable)

Conjunction.

Note: Connects 'avadhyatvāt' and 'strībhāvāt'.

पाण्डूनाम् (pāṇḍūnām) - of the Pandavas

(proper noun)

Genitive, masculine, plural of pāṇḍu

pāṇḍu - Pandu (father of the Pandavas), pale white

Note: Qualifies 'avadhyatvāt'.

स्त्रीभावात् (strībhāvāt) - due to feminine nature, from being a female

(noun)

Ablative, masculine, singular of strībhāva

strībhāva - feminine nature, state of being a woman, effeminacy

Compound type : Tatpurusha (strī+bhāva)

• strī – woman, female
  noun (feminine)
• bhāva – state, condition, nature, existence, feeling
  noun (masculine)
  From root 'bhū' (to be, become).
  Root: bhū (class 1)

Note: Indicates reason.

च (ca) - and, also

(indeclinable)

Conjunction.

Note: Connects 'avadhyatvāt' and 'strībhāvāt'.

शिखण्डिनः (śikhaṇḍinaḥ) - of Shikhandin

(proper noun)

Genitive, masculine, singular of śikhaṇḍin

śikhaṇḍin - Shikhandin (a character in Mahabharata, originally a female)

Literally 'having a top-knot or crest'.

Note: Qualifies 'strībhāvāt'.