1)
What is "Tugyun"?
1.
Rashi: It is an expression of Tugah (grief).
2.
Ibn Ezra: This is from Yagon (agony).
2)
How did they cause agony to him?
1.
Malbim: They said that his Nefesh will perish from Eretz ha'Chayim. All that Bildad said about the Rasha's punishment was intended at Iyov.
