Dan Rabinowitz has a good post on Akdamos (really, Akdamus) (link).
Why, oh why, is it so hard for people to pronounce the Aramaic PROPERLY?
Since I've left yeshiva, the only one I've heard do it right is R. Ephraim Kanarfogel, although I'll admit to not having too much experience in various shuls on Shavuos morning.
Please people, at least pronounce the last word in the lines milera (emphasis on the last syllable) unless otherwise indicated:
AkdaMUS miLIN ve-sharaYUS shuSA...