driver ant vs pismire

driver ant and pismire both are nouns.

Word	Noun	Adjective	Verb	Adverb
driver ant	Yes	No	No	No
pismire	Yes	No	No	No

As nouns, pismire is a hypernym of driver ant; that is, pismire is a word with a broader meaning than driver ant:

driver ant: tropical nomadic ant that preys mainly on other insects
pismire: social insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers

Other hypernyms of driver ant include ant, emmet.

driver ant (noun)	pismire (noun)
tropical nomadic ant that preys mainly on other insects	social insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers