महाभारतः mahābhārataḥ - book-7, chapter-157, verse-37

अहमेव तु राधेयं मोहयामि युधां वर ।
यतो नावसृजच्छक्तिं पाण्डवे श्वेतवाहने ॥३७॥

37. ahameva tu rādheyaṁ mohayāmi yudhāṁ vara ,
yato nāvasṛjacchaktiṁ pāṇḍave śvetavāhane.

37. aham eva tu rādheyam mohayāmi yudhām vara
yataḥ na avasṛjat śaktim pāṇḍave śvetavāhane

37. yudhām vara aham tu rādheyam mohayāmi yataḥ
(saḥ) śvetavāhane pāṇḍave śaktim na avasṛjat

37. O best of warriors (yudhāṃ vara), I myself delude Karna (Rādheya), due to which he did not unleash his divine spear (śakti) upon Arjuna (the white-horsed Pandava).

Words meanings summery:

• अहम् (aham) - I

• एव (eva) - only, just, indeed, precisely, certainly

• तु (tu) - but, on the other hand, indeed

• राधेयम् (rādheyam) - Karna, the son of Radha (his foster mother) (Karna (son of Radha))

• मोहयामि (mohayāmi) - I delude, I bewilder, I confuse

• युधाम् (yudhām) - among warriors, of battles

• वर (vara) - best, excellent; O best

• यतः (yataḥ) - from where, whence, because, for which reason

• न (na) - not, no

• अवसृजत् (avasṛjat) - he did not release, he did not hurl, he did not abandon

• शक्तिम् (śaktim) - the divine missile (śakti) weapon given to Karna by Indra (spear, divine missile, power, energy)

• पाण्डवे (pāṇḍave) - upon Arjuna, the Pandava (on the Pandava, to the Pandava)

• श्वेतवाहने (śvetavāhane) - upon Arjuna, whose chariot is drawn by white horses (on the white-horsed one)

Words meanings and morphology

अहम् (aham) - I

(pronoun)

Nominative, singular of aham

aham - I

एव (eva) - only, just, indeed, precisely, certainly

(indeclinable)

तु (tu) - but, on the other hand, indeed

(indeclinable)

राधेयम् (rādheyam) - Karna, the son of Radha (his foster mother) (Karna (son of Radha))

(proper noun)

Accusative, masculine, singular of rādheya

rādheya - son of Radha; Karna

मोहयामि (mohayāmi) - I delude, I bewilder, I confuse

(verb)

1st person , singular, active, present (laṭ) of muh

Causative verb

Causative form (णिच्) of the root 'muh'.

Root: muh (class 4)

युधाम् (yudhām) - among warriors, of battles

(noun)

Genitive, feminine, plural of yudh

yudh - battle, fight, war, warrior

वर (vara) - best, excellent; O best

(adjective)

Vocative, masculine, singular of vara

vara - best, excellent, distinguished; boon, blessing

यतः (yataḥ) - from where, whence, because, for which reason

(indeclinable)

न (na) - not, no

(indeclinable)

अवसृजत् (avasṛjat) - he did not release, he did not hurl, he did not abandon

(verb)

3rd person , singular, active, past imperfect (laṅ) of sṛj

Imperfect tense, 3rd person singular.

Prefix: ava

Root: sṛj (class 6)

शक्तिम् (śaktim) - the divine missile (śakti) weapon given to Karna by Indra (spear, divine missile, power, energy)

(noun)

Accusative, feminine, singular of śakti

śakti - power, strength, energy; a divine spear or missile; a goddess

पाण्डवे (pāṇḍave) - upon Arjuna, the Pandava (on the Pandava, to the Pandava)

(proper noun)

Locative, masculine, singular of pāṇḍava

pāṇḍava - descendant of Pandu, one of the Pandava brothers

श्वेतवाहने (śvetavāhane) - upon Arjuna, whose chariot is drawn by white horses (on the white-horsed one)

(proper noun)

Locative, masculine, singular of śvetavāhana

śvetavāhana - one whose vehicle is white, an epithet for Arjuna

Compound type : bahuvrihi (śveta+vāhana)

• śveta – white, bright, pure
  adjective
• vāhana – vehicle, mount, carrier, conveyer
  noun (neuter)