महाभारतः mahābhārataḥ - book-1, chapter-224, verse-10

लोकपालोऽनृतां वाचं न तु वक्ता कथंचन ।
समर्थास्ते च वक्तारो न ते तेष्वस्ति मानसम् ॥१०॥

10. lokapālo'nṛtāṁ vācaṁ na tu vaktā kathaṁcana ,
samarthāste ca vaktāro na te teṣvasti mānasam.

10. lokapālaḥ anṛtām vācam na tu vaktā kathaṃcana |
samarthāḥ te ca vaktāraḥ na te teṣu asti mānasam

10. A guardian of the worlds (lokapāla) will never speak an untrue word. And though they (your sons) are capable speakers, your mind is not in them.

Words meanings summery:

• लोकपालः (lokapālaḥ) - a guardian of the worlds (like Agni) (guardian of the world, protector of the region)

• अनृताम् (anṛtām) - an untrue (word) (untrue, false (feminine accusative singular))

• वाचम् (vācam) - a word (word, speech, voice (feminine accusative singular))

• न (na) - not (not, no)

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

• वक्ता (vaktā) - speaker (nominative singular) (speaker, one who speaks)

• कथंचन (kathaṁcana) - never, by no means (never, by no means, in any way (with negative))

• समर्थाः (samarthāḥ) - they are capable (capable, able, strong (nominative plural))

• ते (te) - those (sons) (those, they)

• च (ca) - and (and, also)

• वक्तारः (vaktāraḥ) - speakers (those who can speak) (speakers, orators (nominative plural))

• न (na) - not (not, no)

• ते (te) - your (your, to you)

• तेषु (teṣu) - in them (your sons) (in them, among them)

• अस्ति (asti) - is, exists

• मानसम् (mānasam) - mind, attention (mind, heart, intellect)

Words meanings and morphology

लोकपालः (lokapālaḥ) - a guardian of the worlds (like Agni) (guardian of the world, protector of the region)

(noun)

Nominative, masculine, singular of lokapāla

lokapāla - guardian of the world, protector of the region, sovereign of a country

Compound of loka (world) and pāla (protector).

Compound type : tatpuruṣa (loka+pāla)

• loka – world, region, people, realm
  noun (masculine)
• pāla – protector, guardian, keeper
  noun (masculine)
  From root √pāl (to protect).
  Root: pāl (class 10)

अनृताम् (anṛtām) - an untrue (word) (untrue, false (feminine accusative singular))

(adjective)

Accusative, feminine, singular of anṛta

anṛta - untrue, false, falsehood, lie

Negative compound: a (not) + ṛta (truth, righteousness).

Compound type : nañ-tatpuruṣa (a+ṛta)

• a – not, un-
  indeclinable
  Negative prefix.
• ṛta – truth, cosmic order, righteousness, proper
  noun (neuter)

Note: Qualifies 'vācam'.

वाचम् (vācam) - a word (word, speech, voice (feminine accusative singular))

(noun)

Accusative, feminine, singular of vāc

vāc - speech, word, voice, language

न (na) - not (not, no)

(indeclinable)

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

(indeclinable)

वक्ता (vaktā) - speaker (nominative singular) (speaker, one who speaks)

(noun)

Nominative, masculine, singular of vaktṛ

vaktṛ - speaker, orator, one who speaks

Agent Noun

From root √vac (to speak) with suffix -tṛ.

Root: vac (class 2)

कथंचन (kathaṁcana) - never, by no means (never, by no means, in any way (with negative))

(indeclinable)

Note: Used with 'na' to form a strong negative: 'never'.

समर्थाः (samarthāḥ) - they are capable (capable, able, strong (nominative plural))

(adjective)

Nominative, masculine, plural of samartha

samartha - capable, able, fit, competent, powerful

From sam-artha (having meaning, capable).

Compound type : bahuvrīhi (sam+artha)

• sam – with, together, complete
  indeclinable
• artha – meaning, purpose, wealth, object
  noun (masculine)

ते (te) - those (sons) (those, they)

(pronoun)

Nominative, masculine, plural of tad

tad - that, he, she, it

च (ca) - and (and, also)

(indeclinable)

वक्तारः (vaktāraḥ) - speakers (those who can speak) (speakers, orators (nominative plural))

(noun)

Nominative, masculine, plural of vaktṛ

vaktṛ - speaker, orator, one who speaks

Agent Noun

From root √vac (to speak) with suffix -tṛ.

Root: vac (class 2)

न (na) - not (not, no)

(indeclinable)

ते (te) - your (your, to you)

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you

Note: Enclitic form of the second person pronoun, here possessive.

तेषु (teṣu) - in them (your sons) (in them, among them)

(pronoun)

Locative, masculine, plural of tad

tad - that, he, she, it

अस्ति (asti) - is, exists

(verb)

3rd person , singular, active, present (lat) of as

Present indicative 3rd person singular.

Root: as (class 2)

मानसम् (mānasam) - mind, attention (mind, heart, intellect)

(noun)

Nominative, neuter, singular of mānasa

mānasa - mind, heart, intellect, pertaining to the mind

From manas (mind) + suffix -a.