7 mothers

Real mother

wife of the spiritual master

wife of a Brāhmaṇa

wife of the King

cow

nurse

Earth

4 kinds of birth

 Jarāya-ja - from embryo

aṇḍa-ja - from eggs

udbhij-ja - from seeds

sveda-ja - from perspiration

Rivers starting from the Mountains

 From Himālaya starts:

Śatadru

Candrabhāgā

Sarayū

Yamunā

Irāvatī

Vitastā

Vipāśā

Devikā

Kuhū

Gomatī

Dhūtapāpā

Bāhudā

Dṛṣadvatī

Kauśikī

Lohinī

From Pārijāta mountain starts:

Vedasmṛti

Vedavatī

Vṛtaghnī

Tridivā

Varṇāśā

Candanā

Carmaṇvatī

Surā

Vidiśā

Vetravatī 

From the middle of Ṛkṣavānā mountai starts:

Narmadā

Surasā

Śoṇa

Daśārṇā

Mahānadī

Mandākinī

Citrakūṭā

Tāmasī

Piśācikā

Citrotpalā

Viśālā

Mañjulā

Vāluvāhinī

From Vindhyācala mountain starts:

Tāpī

Payoṣṇī

Nirvindhyā

Śīghrodā

Mahānadī

Vinnā

Vaitaraṇī

Balākā

Kumudvatī

Mahāgaurī

Durgā

Antaḥśilā

From Sahya mountain starts:

Godāvarī

Bhīmarathī

Kṛṣṇā

Veṇā

Vaśyatā

Tuṅgabhadrā

Suprayogā

Kāverī

Trough Gandhamādana mountain pass rivers:

Ṛtumālā

Tāmraparṇī

Puṇyavatī

Utpalāvatī

From the base of Śaktimān mountain starts:

Kṣiprā

Palāśinī

Ṛṣīkā

Vaṁśadhāriṇī

In between two mountains called Candrakānta and Sūryakānta flows the river Bhadrasomā

7 important Mountains

 Mahendra

Malaya

Sahya

Śaktimān

Ṛkṣaparvata

Vindhya

Pāriyātra

Names of the rays of the Sun

 Suṣumla

Harikeśa

Viśvakarman

Viśvaśravas

Saṁyadvasu

Arvāvasu

Svaraka

The nectar like rays, known as 

Candragās

Gāhās

Kāñcanās

Sātanās, create showers

Excessive cold Nāḍīs are rays emanated from the Sun known as 

Reṣyā

Meṣyā

Vāsyā

Hrādinī

Sarjanā

These rays of yellow colour are known as Candrās 

7 types of Kuśa grass

 Kuśa

Kāśa 

Dūrvā

barley leaves

paddy leaves

Eleusine Indica ( Balbaja - a species of coarse grass not eaten by cows )

lotuses

5 streams of Sarasvatī river

 Kanakā

Suprabhā

Nandā

Prācī

Sarasvatī

6 Bhāgas - 6 perfections

 Aiśvarya - wealth

Vīryasya - strenght

Yaśasaḥ - fame

Śriyaḥ - beauty

Jñāna - knowledge

Vairāgya - renunciation

Vedāṅgas - 6 parts of Vedic study

 Śikṣā - phonetics

Vyākaraṇa - grammar

Chhandas - Prosody

Nirukta - etymology

Jyautiṣa - Astronomy

Kalpa - Vedic rituals

4 legs of Dharma

 satyaṁ - truthfulness

 śaucaṁ - cleanliness

dayā - mercy

tapaḥ - austerity

Nava Durgā - 9 forms of Durgā

 Bhadravatī

Katyāyanī

Kauśikī

Caṇḍikā

Pracaṇḍā

Suranāyikā

Ugrā

Pārvatī

Durgā

Beginning of 4 Yugas, according to Astrology

 Kṛta Yuga began on the 9th day in the bright fortnight in the month of Kārtika

Tretā Yuga began on the 3rd day in the bright fortnight in the month of Vaiśākha

Dvāpara Yuga began on the new Moon day in the month of Māgha

Kali Yuga began on the 13th day of the dark fortnight in the month of Bhādrapada

8 types of Marriages

 Brāhma

Daiva

Ārṣa

Prājāpatya

Āsura

Gandharva

Rākṣasa

Piśāca

Trees, names

Aguru

 Arjuna

Arka

Āmra

Bakula

Bilva

Candana

Campaka

Dhava

Karṇikāra

 Khadira

Panasa

Khadira

Jambū

Kapittha

Pārijāta

Pāṭala

Sapta

Parṇa

Punnāga

Nāgakesara

Tamāla

Nārikela

Sāla

14 Planetary systems

 Satya loka

Tapo loka

Jana loka

Mahar loka

Svar loka

Bhuvar loka

Bhūr loka

Atala loka

Vitala loka

Sutala loka

Talātala loka

Mahātala loka

Rasātala loka

Pātala loka

10 kinds of Prāṇa

 Prāṇa

Apāna

Samāna

Udāna

Vyāna

Nāga

Kṛkara

Kūrma

Devadatta

Dhanañjaya

8 Aṅgas of Yoga

 5 Aṅgas of Bahirṅga Yoga - External Yoga

Yama 

Niyama

Āsana

Prāṇāyama

Pratyāhāra

 5 Aṅgas of Antaraṅga Yoga - Internal Yoga

Dhāraṇā

Dhyāna

Samādhi

4 Vedas

 Ṛgveda

Yajurveda

Sāmaveda

Atharvaveda

9 Planets - Navagraha

 Sūrya

Candra

Maṅgala

Budha

Guru

Śukra

Śāni

Rāhū

Ketū

Cakras

 Sahasrāra

Ājñā

Viśuddha

Maṇipūra

Svādhiṣṭāna

Mūlādhara

Hindu calendar

 Rāśi - Meṣa, Vikrami (lunar month) - Vaiśākha (April-May), Ṛtu (season) - Grīṣma (summer)

Rāśi - Vṛṣabha, Vikrami (lunar month) - Jyeṣṭha (May-June), Ṛtu (season) - Grīṣma (summer)

Rāśi - Mithuna, Vikrami (lunar month) - Aśādha (June-July), Ṛtu (season) - Varṣā (monson)

Rāśi - Karkata, Vikrami (lunar month) - Śrāvaṇa (July-August), Ṛtu (season) - Varṣā (monson)

Rāśi - Siṁha, Vikrami (lunar month) - Bhādra (August-September), Ṛtu (season) - Śarad (autumn)

Rāśi - Kanyā, Vikrami (lunar month) - Aśvina (September-October), Ṛtu (season) - Śarad (autumn)

Rāśi - Tulā, Vikrami (lunar month) - Kārtika (October-November), Ṛtu (season) - Hemanta (late autumn)

Rāśi - Vṛścika, Vikrami (lunar month) - Mārgaśīrṣa (November-December), Ṛtu (season) - Hemanta (late autumn)

Rāśi - Dhanu, Vikrami (lunar month) - Pauṣa (December-January), Ṛtu (season) - Śiśira (winter)

Rāśi - Makara, Vikrami (lunar month) - Māgha (January-February), Ṛtu (season) - Śiśira (winter)

Rāśi - Kumbha, Vikrami (lunar month) - Phālguna (February-March), Ṛtu (season) - Vasanta (spring)

Rāśi - Mīna, Vikrami (lunar month) - Caitra (March-April), Ṛtu (season) - Vasanta (spring)

Kubera

 King of Yakṣasas, king of treasures

mantra : Oṁ kuṁ kuberāya namaḥ

Yamarāja

 God of death, also called Dharmarāja

mantra : Oṁ maṁ yamāya namaḥ

Indra

 King of heaven, of demigods

mantra :Oṁ laṁ indrāya namaḥ

Kāmadeva

 God of love

Has 5 arrows to enhance passions:

Māraṇa

Stambhana

Jṛmbhana

Śoṣana

Unmādana

Candra

 Is the Moon

Sūrya

 Is the Sun

Varuṇa

 God of Waters

mantra : Oṁ vaṁ varuṇāya namaḥ

Vāyu

 God of Wind

Mantra :  Oṁ yaṁ vāyave namaḥ

Agni

 God of Fire

mantra : Oṁ raṁ agnaye namaḥ

Śukrācārya

 Is priest of Asuras.

Bṛhaspati

 Is priest of Devas.