You're such a good child for greeting people properly even though you're still so little.
Greetings are an essential part of communication.
I was in the area, so I came by to say hi.
Push open the door to the conversation that is be imminent by saying the proper greeting or salutation. This word might also refer to a short speech you give at an event or ceremony.
This is a jukugo word that uses the on'yomi readings of the kanji. You've learned them already, so you should be able to read this on your own!