As nouns the difference between rajkumari and kumari
is that rajkumari is (in india ) a title for a princess while kumari is (from the nepalese ) a living goddess.
As a proper noun rajkumari
is (in india ).
kumari
English
Noun
(
en noun)
(From the Nepalese ) A living goddess.
"
Shakya...reached puberty and 'retired' as a royal kumari as the young Nepalese goddesses are known."
Mark Magnier,LA Times 2/14/2011 p1., "Living goddess' fall back to earth".