How do you say special effects in Cantonese?

Te-da K6, read the sixth note. Homonym: Qi, Qi, Qi.

Xiao-Haau6, read the sixth sound. Homophones: influence, divergence and correction.

I'll give you a Cantonese online pronunciation dictionary. After opening the webpage, you can enter the text you want to read (traditional Chinese characters) in the tool basket on the right, or enter the corresponding phonetic symbols. Find it yourself:

http://humanum.arts.cuhk.edu.hk/Lexis/lexi-can/