backward

in a manner or order or direction the reverse of normal

“it's easy to get the `i' and the `e' backward in words like `seize' and `siege'”

retarded in intellectual development

in or to or toward a past time

“lovers of the past looking fondly backward”

at or to or toward the back or rear

“tripped when he stepped backward”

directed or facing toward the back or rear

“a backward view”

having made less than normal progress

“an economically backward country”

marked by a retiring nature

“a backward lover”