महाभारतः mahābhārataḥ - book-1, chapter-122, verse-25

ब्रह्मचारी विनीतात्मा जटिलो बहुलाः समाः ।
अवसं तत्र सुचिरं धनुर्वेदचिकीर्षया ॥२५॥

25. brahmacārī vinītātmā jaṭilo bahulāḥ samāḥ ,
avasaṁ tatra suciraṁ dhanurvedacikīrṣayā.

25. brahmacārī vinītātmā jaṭilaḥ bahulāḥ samāḥ
avasam tatra suciram dhanurvedacikīrṣayā

25. I resided there for a very long time, for many years, as a celibate student (brahmacārī) with a disciplined spirit (ātman) and matted hair, eager to master the science of archery (dhanurveda).

Words meanings summery:

• ब्रह्मचारी (brahmacārī) - A celibate student, an ascetic

• विनीतात्मा (vinītātmā) - One with a disciplined self/mind, humble

• जटिलः (jaṭilaḥ) - Characteristic of an ascetic or renunciant. (Having matted hair)

• बहुलाः (bahulāḥ) - Many, numerous, abundant

• समाः (samāḥ) - Years

• अवसम् (avasam) - I resided, I dwelt

• तत्र (tatra) - Refers to the residence of Agniveśya. (There, in that place)

• सुचिरम् (suciram) - For a very long time, for a long duration

• धनुर्वेदचिकीर्षया (dhanurvedacikīrṣayā) - By the desire to practice/master the science of archery

Words meanings and morphology

ब्रह्मचारी (brahmacārī) - A celibate student, an ascetic

(noun)

Nominative, masculine, singular of brahmacārin

brahmacārin - a religious student, one who practices celibacy, an ascetic

Compound type : tatpuruṣa (brahman+cārin)

• brahman – sacred knowledge, sacred text, Veda, ultimate reality (brahman), prayer
  noun (neuter)
• cārin – moving, going, practicing, performing
  adjective (masculine)
  Agent noun/Adjective from √car
  From √car (to move, to practice) with suffix -in.
  Root: car (class 1)

विनीतात्मा (vinītātmā) - One with a disciplined self/mind, humble

(adjective)

Nominative, masculine, singular of vinītātman

vinītātman - one whose self/mind is disciplined, humble, modest

Compound type : bahuvrīhi (vinīta+ātman)

• vinīta – disciplined, humble, well-trained, modest
  adjective (masculine)
  Past Passive Participle
  From √nī (to lead) with prefix vi.
  Prefix: vi
  Root: nī (class 1)
• ātman – self, soul, spirit, essence, mind
  noun (masculine)

जटिलः (jaṭilaḥ) - Characteristic of an ascetic or renunciant. (Having matted hair)

(adjective)

Nominative, masculine, singular of jaṭila

jaṭila - having matted hair, wearing matted hair

From jaṭā (matted hair) + suffix -ila (possessive).

बहुलाः (bahulāḥ) - Many, numerous, abundant

(adjective)

Nominative, feminine, plural of bahula

bahula - many, much, abundant, numerous, plentiful

Note: Agrees with samāḥ (feminine plural).

समाः (samāḥ) - Years

(noun)

Accusative, feminine, plural of samā

samā - year

Note: Accusative case for duration of time.

अवसम् (avasam) - I resided, I dwelt

(verb)

1st person , singular, active, past imperfect (laṅ) of vas

Root verb (vas, 1st class)

Root: vas (class 1)

तत्र (tatra) - Refers to the residence of Agniveśya. (There, in that place)

(indeclinable)

Adverb formed from 'tad' (that).

सुचिरम् (suciram) - For a very long time, for a long duration

(indeclinable)

Compound type : karmadhāraya (su+cira)

• su – good, excellent, well, very
  indeclinable
  Prefix indicating 'good' or 'very'.
• cira – long, lasting, enduring, for a long time
  adjective (masculine)

Note: Used as an adverb of time.

धनुर्वेदचिकीर्षया (dhanurvedacikīrṣayā) - By the desire to practice/master the science of archery

(noun)

Instrumental, feminine, singular of dhanurvedacikīrṣā

dhanurvedacikīrṣā - desire to practice/master archery, desire to accomplish the science of the bow

Compound type : tatpuruṣa (dhanurveda+cikīrṣā)

• dhanurveda – the science of archery, skill in using the bow
  noun (masculine)
• cikīrṣā – desire to do, desire to make, desire to accomplish
  noun (feminine)
  Desiderative noun
  From desiderative stem of √kṛ (to do, make).
  Root: kṛ (class 8)