Correct

力挺

/ lì tǐng / 
Strokes

Definition

to support/to back

Example

As a Verb

fervently support (a person, a player, a football team, etc)

1
Quánjiārén
全家人
lìtǐng
力挺
tā
他
cānjiā
参加
bǐsài
比赛
  
。

The whole family strongly support his entering the competition.