Pronunciation: [fɹˈɪɡɒn] (IPA)
Correct spelling for the English word "frigon" is [fɹˈɪɡɒn], [fɹˈɪɡɒn], [f_ɹ_ˈɪ_ɡ_ɒ_n] (IPA phonetic alphabet).
There does not appear to be an established dictionary definition for the term "frigon."