underwear [5]
Garments worn next to the skin and under other garments.
briefs 
Undergarment that extends fairly low over the hips and is held in place by an elasticized waist.
corset 
Sturdy undergarment with steels and often garters; it is designed to shape the waist and hips.
girdle 
Elasticized undergarment with a stomach panel; it is designed to shape the waist and hips.
panel 
Foundation piece that flattens the stomach.
panty girdle 
Girdle usually made up of briefs, with or without legs, and removable garters.
garter belt 
Narrow belt with garters that fastens around the hips.