Correct spelling for the English word "kech" is [kˈɛt͡ʃ], [kˈɛtʃ], [k_ˈɛ_tʃ] (IPA phonetic alphabet).
There seems to be limited information available regarding the etymology of the word kech. It is possible that kech may be a specific dialectal term, a regional or slang expression, or possibly a misspelling or variant of another word. Without additional context or information, it is difficult to determine the exact origins or meaning of the term kech.