grill
It could be called the grille.
The front part of the throat is called the "pharynx".
The front part of a hat is the brim.
This is known as a volcanic vent.
Front part of a Baseball is called "peak", i.e. the stiff front part of a cap that sticks out above you eyes.
The front part of a ship is called the bow.
The front part of a pencil is called the tip or the point. This is the part that is used for writing or drawing on paper.
The fairing.
Theres a square power button on the right side of the front panel above the radio, called air vent.
Usually The front part of the stage is called the downstage! I think the questions refers to the part of a stage in front of the curtain.. referred to as the "apron". Hope this helps
The top are breasts; her privates is called the vagina.
Both are called addend