counterirritant vs medicament

counterirritant and medicament both are nouns.

Word	Noun	Adjective	Verb	Adverb
counterirritant	Yes	No	No	No
medicament	Yes	No	No	No

As nouns, medicament is a hypernym of counterirritant; that is, medicament is a word with a broader meaning than counterirritant:

counterirritant: a medicine applied locally to produce superficial inflammation in order to reduce deeper inflammation
medicament: (medicine) something that treats or prevents or alleviates the symptoms of disease

Other hypernyms of counterirritant include medication, medicinal drug, medicine.

counterirritant (noun)	medicament (noun)
a medicine applied locally to produce superficial inflammation in order to reduce deeper inflammation	(medicine) something that treats or prevents or alleviates the symptoms of disease