Main entry: hereafter, time to come, future, futurity
Definition: the time yet to come
Antonyms: past, past times, yesteryear
Definition: the time that has elapsed
Main entry: futurity
Definition: the quality of being in or of the future
Antonyms: pastness
Definition: the quality of being past
Antonyms: presentness, nowness
Definition: the quality of being the present