Correct spelling for the English word "gyving" is [d͡ʒˈa͡ɪvɪŋ], [dʒˈaɪvɪŋ], [dʒ_ˈaɪ_v_ɪ_ŋ] (IPA phonetic alphabet).
There is no specific word "gyving" in common usage. It could be a misspelling or an obscure term. If you are referring to "giving", which is the act of presenting or transferring something to someone, its etymology can be traced back to the Old English word "giefan". This word eventually evolved into "givan" in Middle English and later "give" in modern English.