use / make good use of / turn [one's time] to profitable account / apply *something to / make use of / take advantage of / utilize / harness / utilization
りんじょうする
rinjousuru
臨場する JN1;JVE
be present / attend
りっしんする
risshinsuru
立身する JN1;JVE
succeed in life / rise in the world / get ahead in life / advancement in life