An App For Practice Of One Word Substitution For Various Exam Like SSC, UPSC, IAS, RAS, NDA, SCRA, RAILWAY, BANK, IBPS, PO, CLERK, RPSC, DMRC, DRDO, AIRFORCE, TAX ASSISTANT, Jr. ACCOUNTANT, LDC, UDC, LIC, AAO, BSNL TTA And many More Exams. 1. This App Contain 45 Practice Sets For One Word Substitution. 2. Sets Are Devided Into Three level Easy, Medium, and Hard.