महाभारतः mahābhārataḥ - book-12, chapter-1, verse-42

सादृश्यहेतुमन्विच्छन्पृथायास्तव चैव ह ।
कारणं नाधिगच्छामि कथंचिदपि चिन्तयन् ॥४२॥

42. sādṛśyahetumanvicchanpṛthāyāstava caiva ha ,
kāraṇaṁ nādhigacchāmi kathaṁcidapi cintayan.

42. sādṛśya-hetum anvicchan pṛthāyāḥ tava ca eva ha
kāraṇam na adhigacchāmi kathaṃcid api cintayan

42. ha cintayan kathaṃcid api pṛthāyāḥ ca tava
sādṛśya-hetum anvicchan kāraṇam na adhigacchāmi

42. Indeed, as I search for the reason for the similarity between Pritha (Kunti) and you (Karna), I cannot find any explanation whatsoever, no matter how much I contemplate.

Words meanings summery:

• सादृश्य-हेतुम् (sādṛśya-hetum) - the reason for similarity, the cause of resemblance

• अन्विच्छन् (anvicchan) - seeking, searching for, pursuing

• पृथायाः (pṛthāyāḥ) - of Pritha (Kunti), Karna's mother (of Pritha, of Kunti)

• तव (tava) - referring to Karna, whose feet were mentioned in the previous verse; spoken by Yudhisthira to Krishna about Karna (your, of you)

• च (ca) - and

• एव (eva) - indeed, only, certainly

• ह (ha) - indeed, verily, certainly

• कारणम् (kāraṇam) - cause, reason

• न (na) - not

• अधिगच्छामि (adhigacchāmi) - I find, I comprehend, I obtain

• कथंचिद् (kathaṁcid) - in any way, somehow, by any means

• अपि (api) - even, also, although

• चिन्तयन् (cintayan) - thinking, contemplating, pondering

Words meanings and morphology

सादृश्य-हेतुम् (sādṛśya-hetum) - the reason for similarity, the cause of resemblance

(noun)

Accusative, masculine, singular of sādṛśya-hetu

sādṛśya-hetu - reason for similarity, cause of resemblance

Compound type : tatpuruṣa (sādṛśya+hetu)

• sādṛśya – similarity, resemblance
  noun (neuter)
  derived from sadṛśa (similar)
• hetu – cause, reason, motive
  noun (masculine)
  Root: hi (class 3)

अन्विच्छन् (anvicchan) - seeking, searching for, pursuing

(participle)

Nominative, masculine, singular of anvicchat

anvicchat - seeking, searching

Present Active Participle

derived from root iṣ (to wish, seek) with upasarga anu and vi

Prefixes: anu+vi

Root: iṣ (class 4)

Note: agrees with the implicit speaker 'aham'

पृथायाः (pṛthāyāḥ) - of Pritha (Kunti), Karna's mother (of Pritha, of Kunti)

(proper noun)

Genitive, feminine, singular of pṛthā

pṛthā - Pritha (another name for Kunti, mother of Karna and Pandavas)

तव (tava) - referring to Karna, whose feet were mentioned in the previous verse; spoken by Yudhisthira to Krishna about Karna (your, of you)

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you

Note: refers to Karna (the subject of discussion)

च (ca) - and

(indeclinable)

एव (eva) - indeed, only, certainly

(indeclinable)

ह (ha) - indeed, verily, certainly

(indeclinable)

कारणम् (kāraṇam) - cause, reason

(noun)

Accusative, neuter, singular of kāraṇa

kāraṇa - cause, reason, instrument

Root: kṛ (class 8)

न (na) - not

(indeclinable)

अधिगच्छामि (adhigacchāmi) - I find, I comprehend, I obtain

(verb)

1st person , singular, active, present active indicative (laṭ) of adhigam

present active indicative, 1st person singular

Prefix: adhi

Root: gam (class 1)

कथंचिद् (kathaṁcid) - in any way, somehow, by any means

(indeclinable)

अपि (api) - even, also, although

(indeclinable)

चिन्तयन् (cintayan) - thinking, contemplating, pondering

(participle)

Nominative, masculine, singular of cintayat

cintayat - thinking, contemplating

Present Active Participle

derived from root cint (to think)

Root: cint (class 10)

Note: agrees with the implicit speaker 'aham'