What is "Uzi u'Ma'uzi"?
Radak: My strength against those who fight me.
Malbim: All know Your Divinity. Idolatry is child's folly. Why should You be jealous, and punish for it?!
What is "Menusi"?
Rashi: It is my pride.
Rashi citing Menachem: It is an expression of a wonder, like "Nasatah li'Yre'echa Nes Lehisnoses" (Tehilim 60:6) and "Hashem Nisi" (Shemos 17:15).
Rashi citing Dunash: It is literally an expression of Manus (escape). Radak - I flee to You when I am afflicted.
What is the meaning of "Goyim will come to You"?
Rashi: In the end (Radak - in the days of Mashi'ach, even) the nations will return to You, and in unison, serve You. How did Your nation make gods for themselves?! They are not gods!
What is "me'Afsei"?
Rashi: It is from the ends.
What is "Nachalu"?
Rashi: It is an expression of Nachalah (inheritance). Radak - they served idolatry generation after generation, an inheritance from fathers to children.
What is "Mo'il"?
Rashi: It is an expression of benefit or use. Radak - there is no before from idolatry.