Antonyms for the phrase "waiting nearby" include "far away," "distant," "removed," and "far apart." Other antonyms may include "absent," "gone," "missing," "unavailable," or "inaccessible." These words suggest that the object of one's waiting or search is not physically present or within reach. Additionally, antonyms for "nearby" may include "remote," "far off," "beyond reach," or "at a distance." These words imply that the object or person sought is not close by or easily accessible. In other words, while "waiting nearby" suggests proximity and accessibility, antonyms for these terms suggest distance and unavailability.