The exhibition succeeded in re-igniting his passion for painting.

re-igniting 是动词 re-ignite 的现在分词形式。re-ignite 由前缀 re-（表示“重新”）和动词 ignite（点燃）组成，字面意思是“重新点燃”，引申为“重新激发、重新唤起”。