mil·i·tate 
/ˈmɪləˌteɪt/ verb
mil·i·tates; mil·i·tat·ed; mil·i·tat·ing /ˈmɪləˌteɪt/ verb Meaning:
militate against [phrasal verb]
militate against (something) formal : to make (something) unlikely to happen : to prevent (something) from happening
▪ His inexperience militates against his getting an early promotion. ▪ factors militating against success
▪ His inexperience militates against his getting an early promotion. ▪ factors militating against success
