1)
What is "Chikah"?
1.
Rashi: He waited. Ibn Ezra - this is like "Lachen Chaku Li."
2.
Malbim: Usually, the prefix Lamed follows Chikah - he waited for... Here, he caused Iyov to wait for him.
2)
Why did he speak now?
1.
Rashi: Because he was younger, he refrained until they ceased to talk.
3)
What do we learn from "Zekenim Hemah Mimenu l'Yamim"?
1.
Malbim: He was wiser than them, but they were older, therefore he let them speak first.
