to support

える(ささえる) Support – usually literal:a crutch supports a heavy tree limb or an injured person.
 
(おうえん) To cheer on one’s sports team, OR to attend a political rally.
 
(しえん) Support – usually used with support groups like “adult children of alcoholics” or “a heartwarming show of support for a city which has had a natural disaster”. It’s not limited to victims but it has that sort of nuance to it.
 
(てつだう) To help someone   $$$
 
(えんじょ) To compensate someone for a favor they have done you, to aid someone with money or material things.