HAART vs medicament

HAART and medicament both are nouns.

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

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

HAART: a combination of protease inhibitors taken with reverse transcriptase inhibitors; used in treating AIDS and HIV
medicament: (medicine) something that treats or prevents or alleviates the symptoms of disease

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

HAART (noun)	medicament (noun)
a combination of protease inhibitors taken with reverse transcriptase inhibitors; used in treating AIDS and HIV	(medicine) something that treats or prevents or alleviates the symptoms of disease