Firefly swear words beginning with the letter N

Phrase Meaning Is This Accurate?
Nee mun doh shr sagwa Idiots. All of you. (83%)      (17%)
niao se duh doo-gway piss-soaked pikers (80%)      (20%)
Niou fun Cow poop (40%)      (60%)
niou-se cow dung (80%)      (20%)

Firefly 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