a secret enemy
গোপন শত্রু
"Be careful; there’s a snake in the grass."
"সাবধান, এখানে গোপন শত্রু আছে।"
directly from the original or reliable source
to move on to something new after finishing or overcoming so...
enjoyable activities; playful behavior
to be extremely jealous or angry with someone
to start something new that others begin to follow
To motivate someone to take action or work harder.