Fetching details from the dictionary...

encouragement; spurring (on); cheering (on)
監督の激励の言葉がチームを奮い立たせた。
The coach's words of encouragement inspired the team.
彼は部下を激励して士気を高めようとした。
He tried to boost morale by encouraging his subordinates.
困難な時こそ互いに激励し合うことが大切だ。
Encouraging each other is especially important in tough times.