smartphone - n. a wireless device that can make telephone calls, send and receive email, and perform searches on the internet

e-Wallet – n. an electronic device that lets the user make purchases electronically

application – n. a computer program for a smartphone

vault - n. a secure place where money or valuable things are kept

accumulation - n. to collect or gather (something) as time passes

rupee – n. Indian money equal to .015 of one United States dollar

digital – adj. using computer technology; providing information in numerical form

online – adj. connected to or involving telecommunications systems
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