after — If something happens after a particular date or event, it happens during the period of time that follows that date or event.
afterward — If you do something or if something happens afterward, you do it or it happens after a particular event or time that has already been mentioned.
behind — If something is behind a thing or person, it is on the other side of them from you, or nearer their back rather than their front.
later — occurring, coming, or being after the usual or proper time: late frosts; a late spring.
adv in front of
backward — A backward movement or look is in the direction that your back is facing. Some people use backwards for this meaning.
backwards — If you move or look backwards, you move or look in the direction that your back is facing.
