1.  to place on (something)
2.  to give (someone) a ride;  to give a lift;  to pick up;  to help on board
esp. 乗せる
3.  to load (luggage);  to carry;  to take on board
esp. 載せる
4.  to send out (on the airwaves, etc.)
5.  to deceive;  to take for a ride
6.  to (sing) along with (musical accompaniment)
7.  to let (someone) take part
8.  to excite (someone)
9.  to publish (an article);  to run (an ad)