Luxembourgish swear words beginning with the letter F

Phrase Meaning Is This Accurate?
Feck dech Fuck you (94%)      (6%)
Feck deng Mamm! Fuck your mother! (83%)      (17%)
Fotz Cunt (88%)      (13%)

Luxembourgish 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