Italian swear words beginning with the letter I

Phrase Meaning Is This Accurate?
i coglioni the balls (82%)      (18%)
Intro culo di mammata Up your mother's ass (100%)      (0%)
ir budello di tu ma' your mother's a whore (50%)      (50%)

Italian Swear Words by Letter:
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z