महाभारतः mahābhārataḥ - book-6, chapter-7, verse-33

गन्धमादनपादेषु परेष्वपरगण्डिकाः ।
एकादश सहस्राणि वर्षाणां परमायुषः ॥३३॥

33. gandhamādanapādeṣu pareṣvaparagaṇḍikāḥ ,
ekādaśa sahasrāṇi varṣāṇāṁ paramāyuṣaḥ.

33. gandhamādana-pādeṣu pareṣu apara-gaṇḍikāḥ
ekādaśa sahasrāṇi varṣāṇām paramāyuṣaḥ

33. gandhamādana-pādeṣu pareṣu apara-gaṇḍikāḥ
varṣāṇām ekādaśa sahasrāṇi paramāyuṣaḥ

33. On the superior slopes of the Gandhamādana mountain, there are people who are unblemished and possess a maximum lifespan of eleven thousand years.

Words meanings summery:

• गन्धमादन-पादेषु (gandhamādana-pādeṣu) - on the slopes of the Gandhamādana mountain (on the slopes/foothills of Gandhamādana)

• परेषु (pareṣu) - in the superior regions (of the mountain slopes) (in the higher/superior ones, among others)

• अपर-गण्डिकाः (apara-gaṇḍikāḥ) - unblemished (people) (without knots/blemishes, flawless)

• एकादश (ekādaśa) - eleven

• सहस्राणि (sahasrāṇi) - thousands

• वर्षाणाम् (varṣāṇām) - of years

• परमायुषः (paramāyuṣaḥ) - of a maximum lifespan (of supreme lifespan, of a long life)

Words meanings and morphology

गन्धमादन-पादेषु (gandhamādana-pādeṣu) - on the slopes of the Gandhamādana mountain (on the slopes/foothills of Gandhamādana)

(noun)

Locative, masculine, plural of gandhamādana-pāda

gandhamādana-pāda - slopes/foothills of Gandhamādana

Compound type : tatpurusha (gandhamādana+pāda)

• gandhamādana – Gandhamādana (a mythical mountain)
  proper noun (neuter)
• pāda – foot, base, slope, ray
  noun (masculine)

Note: Refers to the location.

परेषु (pareṣu) - in the superior regions (of the mountain slopes) (in the higher/superior ones, among others)

(adjective)

Locative, masculine, plural of para

para - other, superior, ultimate, distant

अपर-गण्डिकाः (apara-gaṇḍikāḥ) - unblemished (people) (without knots/blemishes, flawless)

(adjective)

Nominative, masculine, plural of apara-gaṇḍikā

apara-gaṇḍikā - without knots/blemishes

Compound type : na-tatpurusha (a+gaṇḍikā)

• a – not, non
  indeclinable
  negative prefix
• gaṇḍikā – knot, flaw, blemish
  noun (feminine)

Note: The adjective describes the inhabitants.

एकादश (ekādaśa) - eleven

(numeral)

Note: Indeclinable in most cases when referring to number, or treated as an adjective taking the gender of the noun.

सहस्राणि (sahasrāṇi) - thousands

(noun)

Nominative, neuter, plural of sahasra

sahasra - thousand

वर्षाणाम् (varṣāṇām) - of years

(noun)

Genitive, neuter, plural of varṣa

varṣa - year, rain, region/continent

Root: vṛṣ (class 1)

परमायुषः (paramāyuṣaḥ) - of a maximum lifespan (of supreme lifespan, of a long life)

(noun)

Genitive, masculine, singular of paramāyus

paramāyus - supreme/long life, maximum age

Compound type : karmadhāraya (parama+āyus)

• parama – supreme, highest, utmost
  adjective (masculine)
• āyus – life, vitality, lifespan
  noun (neuter)

Note: Agrees with the implied subject (people).