a notion of certainty or guarantee

an affirmation or statement of an assurance

पुष्टि

English Usage: "Her assurances of support made the team feel more confident."

Hindi Usage: "उसकी समर्थन की पुष्टि से टीम को अधिक आत्मविश्वास मिला।"

to assure or to make certain

to provide confidence

आत्मविश्वास देना

English Usage: "He assured his friend that everything would be alright."

Hindi Usage: "उसने अपने दोस्त को आत्मविश्वास दिया कि सब ठीक होगा।"