cripple
US /ˈkrɪp.əl/
UK /ˈkrɪp.əl/

1.
a person who is unable to walk or move properly because of injury or disability to the legs or back
:
•
The accident left him a cripple.
•
She worked tirelessly to help the cripples in her community.
1.
cause (someone) to become unable to walk or move properly; disable
:
•
The accident crippled him for life.
•
A severe drought crippled the region's agriculture.