The same name has variations like Partha and Partho, all of which mean the same. Parth was the name of Arjun,the hero of Indian epic 'Mahabharat'. Krishna used to fondly call Arjun by the name Parth. The literal meaning in Sanskrit of the word 'Parth' is : Phe person (read archer) who never misses his target.
Meaning of the name Prisha is 'Beloved; Loving; God's gift'. Prisha is a name of Hindu / Indian origin, and is commonly used for females. The name number for Prisha is '8'.