Javanese swear words beginning with the letter N

Phrase Meaning Is This Accurate?
Ndasmu peyok Malfunction head (0%)      (0%)
Ngocok Masturbate (0%)      (0%)
Nonok Pussy (0%)      (100%)
Nyepong Blowjob (0%)      (100%)

Javanese 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