महाभारतः mahābhārataḥ - book-12, chapter-338, verse-4

नमस्कृत्वा तु गुरवे व्यासायामिततेजसे ।
तपोयुक्ताय दान्ताय वन्द्याय परमर्षये ॥४॥

4. namaskṛtvā tu gurave vyāsāyāmitatejase ,
tapoyuktāya dāntāya vandyāya paramarṣaye.

4. namaskṛtvā tu gurave vyāsāya amitatejase
tapoyuktāya dāntāya vandyāya paramarṣaye

4. tu gurave vyāsāya amitatejase tapoyuktāya
dāntāya vandyāya paramarṣaye namaskṛtvā

4. Having first paid obeisance to my guru, Vyāsa, who possesses immeasurable spiritual radiance, who is devoted to ascetic practices (tapas), self-controlled, revered, and the supreme sage.

Words meanings summery:

• नमस्कृत्वा (namaskṛtvā) - having bowed down, having saluted

• तु (tu) - indicating a prior action, or indeed (but, indeed, first)

• गुरवे (gurave) - to the (spiritual) teacher, to the (guru)

• व्यासाय (vyāsāya) - to Vyāsa

• अमिततेजसे (amitatejase) - to Vyāsa, who possesses immeasurable spiritual radiance (to the one of immeasurable splendor)

• तपोयुक्ताय (tapoyuktāya) - to the one endowed with asceticism (tapas)

• दान्ताय (dāntāya) - to the self-controlled one

• वन्द्याय (vandyāya) - to the venerable one, to the one worthy of praise

• परमर्षये (paramarṣaye) - to the supreme sage

Words meanings and morphology

नमस्कृत्वा (namaskṛtvā) - having bowed down, having saluted

(indeclinable)

Absolutive

formed from namas (obeisance) and √kṛ (to make)

Root: kṛ (class 8)

Note: It's an absolutive, indicating a preceding action.

तु (tu) - indicating a prior action, or indeed (but, indeed, first)

(indeclinable)

गुरवे (gurave) - to the (spiritual) teacher, to the (guru)

(noun)

Dative, masculine, singular of guru

guru - teacher, spiritual preceptor

Note: Recipient of the obeisance.

व्यासाय (vyāsāya) - to Vyāsa

(proper noun)

Dative, masculine, singular of vyāsa

vyāsa - name of a celebrated sage, compiler of Vedas and Mahābhārata

Note: Appositive to 'gurave'.

अमिततेजसे (amitatejase) - to Vyāsa, who possesses immeasurable spiritual radiance (to the one of immeasurable splendor)

(adjective)

Dative, masculine, singular of amitatejas

amitatejas - one of immeasurable energy/splendor/radiance

compound of amita and tejas

Compound type : bahuvrīhi (amita+tejas)

• amita – immeasurable, boundless
  adjective (masculine)
  Past Passive Participle
  from na-mita (not measured)
  Prefix: a
  Root: mā (class 3)
• tejas – splendor, radiance, energy, spiritual power
  noun (neuter)
  Root: tij (class 6)

Note: Agrees with 'vyāsāya'.

तपोयुक्ताय (tapoyuktāya) - to the one endowed with asceticism (tapas)

(adjective)

Dative, masculine, singular of tapoyukta

tapoyukta - endowed with asceticism, engaged in spiritual austerity

compound of tapas and yukta

Compound type : tatpuruṣa (tapas+yukta)

• tapas – asceticism, austerity, heat
  noun (neuter)
  Root: tap (class 1)
• yukta – joined, endowed with, engaged in
  adjective (masculine)
  Past Passive Participle
  from √yuj
  Root: yuj (class 7)

Note: Agrees with 'vyāsāya'.

दान्ताय (dāntāya) - to the self-controlled one

(adjective)

Dative, masculine, singular of dānta

dānta - self-controlled, subdued, calm

Past Passive Participle

from √dam (to tame, subdue)

Root: dam (class 4)

Note: Agrees with 'vyāsāya'.

वन्द्याय (vandyāya) - to the venerable one, to the one worthy of praise

(adjective)

Dative, masculine, singular of vandya

vandya - venerable, praiseworthy, deserving of adoration

Gerundive

from √vand (to praise, worship)

Root: vand (class 1)

Note: Agrees with 'vyāsāya'.

परमर्षये (paramarṣaye) - to the supreme sage

(noun)

Dative, masculine, singular of paramarṣi

paramarṣi - supreme sage, chief seer

compound of parama and ṛṣi

Compound type : karmadhāraya (parama+ṛṣi)

• parama – supreme, highest, chief
  adjective (masculine)
• ṛṣi – sage, seer, inspired poet
  noun (masculine)
  Root: ṛṣ

Note: Agrees with 'vyāsāya'.