-wards

副词词尾:方向
backwards

= backward

downwards
[ˈdaunwədz]

adv. 向下
= downward 

forwards
[ˈfɔ:wədz]

= forward 

inwards

adv. 向内,在内
adj. 向内的,在内的,里面的

outwards

adv. 向外,在外
adj. 向外的,外面的,外表的

southwards

adv. 向南 

upwards
[ˈʌpwədz]

adv. 向上地,上升地 
= upward