Siddhidatri = Siddhi + Datri. Siddhi means 'powers' datri is 'giver and holder'. Hence Siddhidatri means the one who has all the powers and can give all kind of powers and boons to the seeker, be it human, god or anyone. Goddess manifested herself in the ninth form of divinity named Siddhidatri.
Goddess Mahagauri is the eight form of Nav Durga and worshipped on the day eight of navratri. The day is also called Durga Ashtami. Many people in India do the Kanya Poojan on day eight or day nine. Devi Mahagauri has a very fair complexion, thus called Mahagauri. Maha means 'very' and gauri means 'the fair'.
Goddess Parvati shedded off her white skin and wore the dark one to obtain the ferocious form. She did so to kill the demons shumbha and nishumbha. People in India worship her on the seventh day of navratri festival.
Navratri is the famous religious celebration in Bharat (India). It is the occasion celebrating the feminine aspects of energy, called navdurga. Skandamata is the fifth form of Goddess Durga and hence people in India worship her on the fifth day of navratri festival. Know more about the Navratri day 5, mantra, aarti, storta and more...