Pronunciation: [wɒz lˈɒst θˈɔːt] (IPA)
Correct spelling for the English word "was lost thought" is [wɒz lˈɒst θˈɔːt], [wɒz lˈɒst θˈɔːt], [w_ɒ_z l_ˈɒ_s_t θ_ˈɔː_t] (IPA phonetic alphabet).