महाभारतः mahābhārataḥ - book-3, chapter-297, verse-7

अथ वा पुरुषैर्गूढैः प्रयोगोऽयं दुरात्मनः ।
भवेदिति महाबाहुर्बहुधा समचिन्तयत् ॥७॥

7. atha vā puruṣairgūḍhaiḥ prayogo'yaṁ durātmanaḥ ,
bhavediti mahābāhurbahudhā samacintayat.

7. atha vā puruṣaiḥ gūḍhaiḥ prayogaḥ ayam durātmanaḥ
bhavet iti mahābāhuḥ bahudhā samacintayat

7. Or perhaps this is a plot by that wicked person (Duryodhana), carried out by secret agents. Thinking thus, the mighty-armed Yudhiṣṭhira pondered the matter in many ways.

Words meanings summery:

• अथ (atha) - now, then, or else, moreover

• वा (vā) - or, either...or

• पुरुषैः (puruṣaiḥ) - by agents/spies (by men, by persons)

• गूढैः (gūḍhaiḥ) - by secret (agents) (by secret, by hidden)

• प्रयोगः (prayogaḥ) - application, use, plot, stratagem

• अयम् (ayam) - this

• दुरात्मनः (durātmanaḥ) - of the wicked person (Duryodhana) (of the evil-minded, of the wicked person)

• भवेत् (bhavet) - might be, should be, would be

• इति (iti) - thus, in this manner, so saying

• महाबाहुः (mahābāhuḥ) - the mighty-armed Yudhiṣṭhira (the great-armed one, mighty-armed)

• बहुधा (bahudhā) - in many ways, manifoldly, variously

• समचिन्तयत् (samacintayat) - he considered, he pondered

Words meanings and morphology

अथ (atha) - now, then, or else, moreover

(indeclinable)

Note: Used to introduce a new topic or alternative.

वा (vā) - or, either...or

(indeclinable)

पुरुषैः (puruṣaiḥ) - by agents/spies (by men, by persons)

(noun)

Instrumental, masculine, plural of puruṣa

puruṣa - man, person, male, human being, the supreme cosmic person (puruṣa)

Note: Agent of implied action (execution of plot).

गूढैः (gūḍhaiḥ) - by secret (agents) (by secret, by hidden)

(adjective)

Instrumental, masculine, plural of gūḍha

gūḍha - hidden, secret, concealed, mysterious

Past Passive Participle

Derived from √guh (to hide, conceal)

Root: guh (class 1)

Note: Agrees with 'puruṣaiḥ'.

प्रयोगः (prayogaḥ) - application, use, plot, stratagem

(noun)

Nominative, masculine, singular of prayoga

prayoga - application, use, employment, experiment, plot, stratagem

Derived from pra- + √yuj (to join, connect)

Prefix: pra

Root: yuj (class 7)

Note: Subject of 'bhavet'.

अयम् (ayam) - this

(pronoun)

Nominative, masculine, singular of idam

idam - this, these

Note: Agrees with 'prayogaḥ'.

दुरात्मनः (durātmanaḥ) - of the wicked person (Duryodhana) (of the evil-minded, of the wicked person)

(adjective)

Genitive, masculine, singular of durātman

durātman - evil-minded, wicked, malicious, whose self (ātman) is corrupt

Compound type : bahuvrīhi (dur+ātman)

• dur – bad, difficult, ill-
  indeclinable
• ātman – self, soul, spirit, essence (ātman)
  noun (masculine)

Note: Refers to Duryodhana.

भवेत् (bhavet) - might be, should be, would be

(verb)

3rd person , singular, active, optative (vidhi liṅ) of bhū

Root: bhū (class 1)

Note: Expresses possibility.

इति (iti) - thus, in this manner, so saying

(indeclinable)

महाबाहुः (mahābāhuḥ) - the mighty-armed Yudhiṣṭhira (the great-armed one, mighty-armed)

(adjective)

Nominative, masculine, singular of mahābāhu

mahābāhu - great-armed, mighty-armed

Compound type : bahuvrīhi (mahā+bāhu)

• mahā – great, mighty
  adjective
• bāhu – arm
  noun (masculine)

Note: Subject of 'samacintayat'.

बहुधा (bahudhā) - in many ways, manifoldly, variously

(indeclinable)

Formed from bahu (many) with suffix -dhā

समचिन्तयत् (samacintayat) - he considered, he pondered

(verb)

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

Causative/Denominative

Derived from sam- + √cit (to perceive, know) with secondary suffix -aya (often treated as a 10th class verb)

Prefix: sam

Root: cit (class 10)