Pronunciation: [kˈɒste͡ɪd͡ʒ] (IPA)
Correct spelling for the English word "Costage" is [kˈɒste͡ɪd͡ʒ], [kˈɒsteɪdʒ], [k_ˈɒ_s_t_eɪ_dʒ] (IPA phonetic alphabet).
Correct spelling for Costage