In a confident and forceful manner.
आत्म-विश्वास से
English Usage: She spoke assertively during the negotiation.
Hindi Usage: उसने बातचीत के दौरान आत्म-विश्वास से बात की।
aatma-vishwas, aatma vishwas, aatmvishwas, aatmvishwas se, aatma vishwas se, aatma-vishwas se