adj. 25B6; adjective
she is aware of the dangers : CONSCIOUS OF, mindful of, informed about, acquainted with, familiar with, alive to, alert to; informal wise to, in the know about, hip to; formal cognizant of; archaic ware of.
we need to be more environmentally aware : KNOWLEDGEABLE, enlightened, well informed, au fait; informal clued up, genned up; Brit. informal switched-on.
ignorant.