SRIDHAR – SHREE means Laxmidevi , ‘Dhara’ one who has held . SRINIVASA has held sridevi in his chest as mole . The name of this mole is SRIVATSA . LAXMIDEVI is ever present in this mole thus HE is known SRIDHAR .
PUNDARIKAKSHA – ‘Pundareek ‘ means lotus . ‘aksha ‘ means eyes . One who has the eyes as beautiful as lotus is known as PUNDARIKAKSHA .
Sarvadevastutah – sarva deva means all the devatas ‘ stutah ‘ means one who is worshipped . Srinivasa is worshipped by all the deities . He is supreme .
HARI – All the sins and enemies of HIS devotees get destroyed in complete and with roots . Thus Srinivasa is HARI .
SRINARSIMHA – Sri means laxmi and NARSIMHA is avatara of half lion and human . So The form of NARSIMHA with LAXMIdevi on the lap is SRINARSIMHA . NARSIMHA that killed Hiranyakashipu is ugra narsimha and very huge and ferocious , But SRINIVASA has another small and shant swaroop of NARSIMHA which is accompanied by LAXMIDEVI and is always protecting HIS devotees . Hence he is SRINARSIMHA
MAHASIMHA – While killing Hiranyakashipu and also at the time of Pralaya SRINIVASA takes a huge form , as big as Bramhanda itself and destroys it and thus He is MAHASIMHA .
SUTRAKARA – Srikrishna in geeta says , HE is supporting the entire universe and lokas and beings in it just as manis [ precious stones ] are held by the thread[ sutra ] in a necklace . Thus HE is SUTRA akara , he supports like a sutra by bieng of the shape of sutra .
PURATANAH – This creation is full of JEEVA souls and JADA , various nonsentient things like mountains trees and rivers and ocean . Of all these objects in creation , Srinivasa is the oldest . Bramha etc all the beings are born , HE is not born and hence exists since time immemorial and thus HE is PURATANA .