Pronunciation: [ˈa͡ʊndɪŋ] (IPA)
Correct spelling for the English word "Ounding" is [ˈa͡ʊndɪŋ], [ˈaʊndɪŋ], [ˈaʊ_n_d_ɪ_ŋ] (IPA phonetic alphabet).
Waving.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
Correct spelling for Ounding