There are several options that depend on the definition of a "side of face".
An infinite cone
a paraboloid
a semi-hyperboloid
an ellipsoid
a spheroid are some examples.
And, last but not least, a smooth blob.
Its an Cylinder
Spherical
A 3D shape with one curved face is a cylinder. It has a circular base and a curved surface that connects the two bases. The curved face wraps around the side, while the top and bottom faces are flat circles.
Sphere
A cone?
A cone.
Cone
hemisphere
A cone perhaps?
a cone
cone
cylinder