How to pronounce 差勁 in Cantonese (2 out of 3):

你好差勁
You are so bad.

Cantonese Sentence Breakdown

nei5
you (informal, as opposed to courteous 您nín [您])
can be used to refer to an unspecified person
hou3
to like
to love
to be fond of
to be liable to
to be likely to
差勁 cyaa1 ging6
poor
haa4
modal particle ending sentence, showing affirmation
approval
surprise
appreciation
consent
request for an answer or confirmation