Fortuitously

Pronunciation of Fortuitously
/fɔːtjˈuːɪtəsli/, /fɔːtjˈuːɪtəsli/, /f_ɔː_t_j_ˈuː_ɪ_t_ə_s_l_i/

Antonyms for fortuitously

regrettably, unluckily, unfortunately, alas.