panty girdle vs girdle

panty girdle and girdle both are nouns.

Word	Noun	Adjective	Verb	Adverb
panty girdle	Yes	No	No	No
girdle	Yes	No	Yes	No

As nouns, girdle is a hypernym of panty girdle; that is, girdle is a word with a broader meaning than panty girdle:

Other hypernyms of panty girdle include corset, stays.

panty girdle (noun)	girdle (noun)
a woman's undergarment that combines a girdle and panties	a woman's close-fitting foundation garment
	a band of material around the waist that strengthens a skirt or trousers
	an encircling or ringlike structure

panty girdle (verb)	girdle (verb)
	put a girdle on or around
	cut a girdle around so as to kill by interrupting the circulation of water and nutrients